Dolphin sympatric ecology

References

• Au , DWK and Perryman , WL . 1985 . Dolphin habitats in the eastern tropical Pacific . Fishery Bulletin , 83 ( 4 ) : 623 – 43 .
   Web of Science ®Google Scholar
• Au DWK , Perryman PL , Perrin WF 1979 . Dolphin Distribution and the Relationship to Environmental Features in the Eastern Tropical Pacific . La Jolla, California : National Marine Fisheries Service , Southwest Fisheries Center Administrative Report LJ-79-43 .
   Google Scholar
• Baird RW 1994 . Foraging behaviour and ecology of transient killer whales (Orcinus orca) . PhD dissertation , Simon Fraser University Burnaby, B.C .
   Google Scholar
• Baird , RW . 1998 . An interaction between Pacific white-sided dolphins and a neonatal porpoise . Mammalia , 62 ( 1 ) : 129 – 34 .
   Web of Science ®Google Scholar
• Baird , RW . 2000 . “ The killer whale: foraging specializations and group hunting ” . In Cetacean Societies: Field Studies of Dolphins and Whales , Edited by: Mann , J , Connor , RC , Tyack , PL and Whitehead , H . 127 – 53 . Chicago : University of Chicago Press .
   Google Scholar
• Baird , RW , Abrams , PA and Dill , LM . 1992 . Possible indirect interactions between transient and resident killer whales: implications for the evolution of foraging specializations in the genus Orcinus . Oecologia , 89 : 125 – 32 .
   PubMed Web of Science ®Google Scholar
• Baird , RW , Ligon , AD , Hooker , SK and Gorgone , AM . 2001 . Subsurface and nighttime behaviour of pantropical spotted dolphins in Hawai'i . Canadian Journal of Zoology , 79 : 988 – 96 .
   Web of Science ®Google Scholar
• Baird , RW and Dill , LM . 1995 . Occurrence and behaviour of transient killer whales: seasonal and pod-specific variability, foraging behaviour and prey handling . Canadian Journal of Zoology , 73 : 1300 – 11 .
   Web of Science ®Google Scholar
• Baird , RW and Dill , LM . 1996 . Ecological and social determinants of group size in transient killer whales . Behavioral Ecology , 7 : 408 – 16 .
   Web of Science ®Google Scholar
• Baird , RW and Whitehead , H . 2000 . Social organization of mammal-eating killer whales: group stability and dispersal patterns . Canadian Journal of Zoology , 78 : 2096 – 105 .
   Web of Science ®Google Scholar
• Ballance , LT and Pitman , RL . 1998 . Cetaceans of the western tropical Indian Ocean: distribution, relative abundance, and comparisons with cetacean communities of two other tropical ecosystems . Marine Mammal Science , 14 ( 3 ) : 429 – 59 .
   Web of Science ®Google Scholar
• Banks , RC and Brownell , RL . 1969 . Taxonomy of the common dolphins of the eastern Pacific Ocean . Journal of Mammalogy , 50 : 262 – 72 .
   Web of Science ®Google Scholar
• Baraff , LS and Asmutis-Silvia , RA . 1998 . Long-term association of an individual long-finned pilot whale and Atlantic white-sided dolphins . Marine Mammal Science , 14 ( 1 ) : 155 – 61 .
   Web of Science ®Google Scholar
• Barrett-Lennard , LG , Ford , JKB and Heise , KA . 1996 . The mixed blessing of echolocation: differences in sonar use by fish-eating and mammal-eating killer whales . Animal Behavior , 51 : 553 – 65 .
   Web of Science ®Google Scholar
• Bearzi G 1997 . A “remnant” common dolphin observed in association with bottlenose dolphins in the Kvarnerić (northern Adriatic Sea) . European Cetacean Society 10 : 204 .
   Google Scholar
• Bearzi , G , Notarbartolo di Sciara , G and Politi , E . 1997 . Social ecology of bottlenose dolphins in the Kvarnerić (northern Adriatic Sea) . Marine Mammal Science , 13 : 650 – 68 .
   Web of Science ®Google Scholar
• Bearzi , G , Politi , E and Notarbartolo di Sciara , G . 1999 . Diurnal behavior of free-ranging bottlenose dolphins in the Kvarnerić (northern Adriatic Sea) . Marine Mammal Science , 15 ( 4 ) : 1065 – 97 .
   Web of Science ®Google Scholar
• Bearzi , G , Reeves , RR , Notarbartolo di Sciara , G , Politi , E , Canadas , A , Frantzis , A and Mussi , B . 2003 . Ecology, status and conservation of short-beaked common dolphins (Delphinus delphis) in the Mediterranean Sea . Mammal Review , 33 ( 3 ) : 224 – 52 .
   Web of Science ®Google Scholar
• Bearzi G , Politi E , Agazzi S , Bruno S , Costa M , Bonizzoni S . 2005 . Occurrence and present status of coastal dolphins (Delphinus delphi and Tursiops truncatus) in the eastern Ionians sea. Aquatic conservation: Marine and fresh water ecosystems . Published online in Wiley Interscience ( www.interscience.wiley.com ) DOI: 10.1002/aqc.667
   Google Scholar
• Bearzi M 2003 . Behavioral ecology of the marine mammals of Santa Monica Bay, California . PhD dissertation , University of California , Los Angeles .
   Google Scholar
• Bigg , MA . 1982 . An assessment of killer whales (Orcinus orca) stocks off Vancouver Island, British Columbia . Reports of the International Whaling Commission , 32 : 655 – 66 .
   Google Scholar
• Bigg , MA , Ellis , GM , Ford , JKB and Balcomb , KC III . 1987 . Killer Whales: a Study of their Identification, Genealogy, and Natural History in British Columbia and Washington State , Nanaimo, B.C : Phantom Press .
   Google Scholar
• Bigg MA , Olesiuk PF , Ellis GM , Ford JKB , Balcomb KC III 1990 . Social organization and genealogy of resident killer whales (Orcinus orca) in the coastal waters of British Columbia and Washington State . In : Hammond PS , Mizroch SA , Donovan GP , editors . Individual Recognition of Cetaceans: Use of Photo-Identification and other Techniques to Estimate Population Parameters . Reports of the International Whaling Commission, Special Issue 12 . Cambridge : International Whaling Commission . p 383 – 405 .
   Google Scholar
• Bloch , D and Lockyer , C . 1988 . Killer whales, Orcinus orca, in Faroese waters . Rit Fiskideildar , 11 : 55 – 64 .
   Google Scholar
• Bruno S , Politi E , Bearzi G 2004 . Social organization of a common dolphin community in the eastern Ionian Sea: evidence of a fluid fission–fusion society . European Research on Cetaceans 15 : 49 – 51 .
   Google Scholar
• Carretta JV , Forney KA 1993 . Report of the Two Aerial Surveys for Marine Mammals in California Coastal Waters Utilizing a NOAA DeHavilland Twin Otter Aircraft March 9–April 7, and February 8–April 6 , 1992 . La Jolla, California : NOAA Technical Memorandum NMFS-SWFSC-185 .
   Google Scholar
• Carretta JV , Forney KA , Barlow J 1995 . Report of 1993–1994 Marine Mammal Aerial Surveys Conducted within the U.S. Navy Outer Sea Test Range off Southern California . La Jolla, California : NOAA Technical Memorandum NMFS-SWFSC-217 .
   Google Scholar
• Clapham , PJ . 1993 . Social organization of humpback whales on a north Atlantic feeding ground . Symposium of the Zoological Society of London , 66 : 131 – 45 .
   Google Scholar
• Cockcroft , VG and Peddemors , VM . 1990 . Seasonal distribution and density of common dolphins Delphinus delphis off the south-east coast of southern Africa . South African Journal of Marine Science , 9 : 371 – 7 .
   Google Scholar
• Corkeron , PJ . 1990 . “ Aspects of the behavioral ecology of inshore dolphins Tursiops truncatus and Sousa chinensis in Moreton Bay, Australia ” . In The Bottlenose Dolphins , Edited by: Leatherwood , S and Reeves , RR . 285 – 94 . San Diego : Academic Press .
   Google Scholar
• Connor , RC , Mann , J , Tyack , PL and Whitehead , H . 1998 . Social evolution in toothed whales . Trends in Ecology and Evolution , 13 ( 6 ) : 228 – 32 .
   PubMed Web of Science ®Google Scholar
• Connor , RC and Smolker , RA . 1985 . Habituated dolphins (Tursiops sp.) in western Australia . Journal of Mammalogy , 66 : 398 – 400 .
   Web of Science ®Google Scholar
• Connor , RC , Wells , RS , Mann , J and Read , AJ . 2000 . “ The bottlenose dolphin: social relationships in a fission–fusion society ” . In Cetacean Societies: Field Studies of Dolphins and Whales , Edited by: Mann , J , Connor , RC , Tyack , PL and Whitehead , H . 91 – 126 . Chicago : University of Chicago Press .
   Google Scholar
• Dahlheim ME , Heyning JE 1999 . Killer whale: Orcinus orca . In : Ridgway S , Harrison R , editors . Handbook of Marine Mammals , Vol. 6 . The Second Book of Dolphins and Porpoises . San Diego : Academic Press . p 281 – 322 .
   Google Scholar
• Das , K , Lepoint , G , Loizeau , V , Debacker , V , Dauby , P and Bouquegneau , JM . 2000 . Tuna and dolphin associations in the north-east Atlantic: evidence of different ecological niches from stable isotope and heavy metal measurements . Marine Pollution Bulletin , 40 ( 2 ) : 102 – 9 .
   Web of Science ®Google Scholar
• Defran , RH and Weller , DW . 1999 . Occurrence, distribution, site fidelity, and school size of bottlenose dolphins (Tursiops truncatus) off San Diego, California . Marine Mammal Science , 15 ( 2 ) : 366 – 80 .
   Web of Science ®Google Scholar
• Defran , RH , Weller , DW , Kelly , DL and Espinosa , MA . 1999 . Range characteristics of Pacific coast bottlenose dolphins (Tursiops truncatus) in the Southern California Bight . Marine Mammal Science , 15 ( 2 ) : 381 – 93 .
   Web of Science ®Google Scholar
• Dolar MLL 1999 . Abundance, distribution and feeding ecology of small cetaceans in the eastern Sulu Sea and Tañon Strait, Philippines . PhD dissertation , University of California , San Diego .
   Google Scholar
• Dolar , MLL , Walker , WA , Kooyman , GL and Perrin , WF . 2003 . Comparative feeding ecology of spinner dolphins (Stenella longirostris) and Fraser's dolphins (Lagenodelphis hosei) in the Sulu Sea . Marine Mammal Science , 19 ( 1 ) : 1 – 19 .
   Web of Science ®Google Scholar
• Evans WE 1975 . Distribution, differentiation of populations, and other aspects of the natural history of Delphinus delphis Linnaeus in the northeastern Pacific . PhD dissertation , University of California , Los Angeles .
   Google Scholar
• Evans WE 1994 . Common dolphin, white-bellied porpoise Delphinus delphis Linnaeus, 1758 . In : Ridgway SH , Harrison R , editors . Handbook of Marine Mammals , Vol. 5 . San Diego : Academic Press . p 191 – 224 .
   Google Scholar
• Fedriani , JM , Fuller , TK , Sauvajot , RM and York , EC . 2000 . Competition and intraguild predation among three sympatric carnivores . Oecologia , 125 : 258 – 70 .
   Google Scholar
• Felleman , FL , Heimlich-Boran , JR and Osborne , RW . 1991 . “ The feeding ecology of killer whales (Orcinus orca) in the Pacific northwest ” . In Dolphin Societies: Discoveries and Puzzles , Edited by: Prior , K and Norris , KS . 113 – 47 . Berkeley : University of California Press .
   Google Scholar
• Ferretti S , Bearzi G , Politi E 1998 . Comparing behavior of inshore bottlenose and common dolphins in the eastern Ionian Sea through focal group surfacing pattern analysis . Abstract, The World Marine Mammal Science Conference , Monaco , France , 20–24 January 1998 .
   Google Scholar
• Fitch , JE and Brownell , RL . 1968 . Fish otoliths in cetacean stomachs and their importance on interpreting food habits . Journal of the Fisheries Research Board of Canada , 25 : 2561 – 74 .
   Web of Science ®Google Scholar
• Forcada , J , Aguilar , A , Hammond , P , Pastor , X and Aguilar , R . 1994 . Distribution and numbers of striped dolphins in the western Mediterranean Sea after the 1990 epizootic outbreak . Marine Mammal Science , 10 ( 2 ) : 137 – 50 .
   Web of Science ®Google Scholar
• Ford , JKB , Ellis , GM , Barrett-Lennard , LG , Morton , AB , Palm , RS and Balcomb , KC III . 1998 . Dietary specialization in two sympatric populations of killer whales (Orcinus orca) in coastal British Columbia and adjacent waters . Canadian Journal of Zoology , 76 : 1456 – 71 .
   Web of Science ®Google Scholar
• Frantzis , A and Herzing , D . 2002 . Mixed-species associations of striped dolphins (Stenella coeruleoalba), short-beaked common dolphins (Delphinus delphis), and Risso's dolphins (Grampus griseus) in the Gulf of Corinth (Greece, Mediterranean Sea) . Aquatic Mammals , 28 ( 2 ) : 188 – 97 .
   Google Scholar
• Garcia , S , Knouse , D , Sagarminaga , R and Cañadas , A . 2000 . “ An insight on the biological significance of mixed groups of common dolphins (Delphinus delphis) and striped dolphins (Stenella coeruleoalba) in the Alboran Sea ” . In European Research on Cetaceans 14 , Edited by: Evans , PGH , Pitt-Aiken , R and Rogan , E . Rome : European Cetacean Society .
   Google Scholar
• Gowans , S and Whitehead , H . 1995 . Distribution and habitat partitioning by small odontocetes in the Gully, a submarine canyon on the Scotian Shelf . Canadian Journal of Zoology , 73 : 1599 – 608 .
   Web of Science ®Google Scholar
• Guinet , C . 1990 . Sympatrie des deux catégories d'orques dans le Détroit de Johnstone, Columbie Britannique . Revue Ecologie (Terre et Vie) , 45 : 25 – 34 .
   Google Scholar
• Gygax , L . 2001 . Evolution of group size in the dolphins and porpoises: interspecific consistency of intraspecific patterns . Behavioral Ecology , 13 ( 5 ) : 583 – 90 .
   Web of Science ®Google Scholar
• Hale , PT , Barretto , AS and Ross , GJB . 2000 . Comparative morphology and distribution of the aduncus and truncatus forms of bottlenose dolphin Tursiops in the Indian and western Pacific Oceans . Aquatic Mammals , 26 ( 2 ) : 101 – 10 .
   Google Scholar
• Hansen , LJ . 1990 . “ California coastal bottlenose dolphins ” . In The Bottlenose Dolphin , Edited by: Leatherwood , S and Reeves , RR . 403 – 20 . Millbrae : Academic Press .
   Google Scholar
• Heyning , JE and Perrin , WF . 1994 . Evidence for two species of common dolphins (genus Delphinus) from the eastern north Pacific . Natural History Museum of Los Angeles County, Contributions in Science , 442 : 1 – 35 .
   Google Scholar
• Herzing , DL and Johnson , CM . 1997 . Interspecific interactions between Atlantic spotted dolphins (Stenella frontalis) and bottlenose dolphins (Tursiops truncatus) in the Bahamas, 1985–1995 . Aquatic Mammals , 23 ( 2 ) : 85 – 99 .
   Google Scholar
• Herzing , DL , Moewe , K and Brunnick , BJ . 2003 . Interspecific interactions between Atlantic spotted dolphins (Stenella frontalis) and bottlenose dolphins (Tursiops truncatus) on Great Bahama Bank, Bahamas . Aquatic Mammals , 23 ( 3 ) : 335 – 41 .
   Google Scholar
• Hill PS , Barlow J 1992 . Report of a Marine Mammal Survey of the California Coast Aboard the Research Vessel McArthur July 28–November 5 , 1991 . La Jolla , California NOAA Technical Memorandum NMFS-SWFSC-169 .
   Google Scholar
• Hoelzel , AR . 1998 . Genetic structure of cetacean populations in sympatry, parapatry, and mixed assemblages: implications for conservation policy . Journal of Heredity , 89 ( 5 ) : 451 – 8 .
   Web of Science ®Google Scholar
• Hui , CA . 1979 . Undersea topography and distribution of dolphins of the genus Delphinus in the Southern California Bight . Journal of Mammalogy , 60 ( 3 ) : 521 – 7 .
   Web of Science ®Google Scholar
• Jefferson , TA , Stacey , PJ and Baird , RW . 1991 . A review of killer whale interactions with other marine mammals: predation to co-existence . Mammal Review , 21 : 151 – 80 .
   Web of Science ®Google Scholar
• Jones , C and Sabater-Pi , J . 1971 . Comparative ecology of Gorilla gorilla (Savage and Wyman) and Pan troglodytes (Blumenbach) in Rio Muni, west Africa . Bibliotheca Primatologica , 13 : 1 – 96 .
   Google Scholar
• Klinowska M 1991 . Dolphins, Porpoises and Whales of the World: the IUCN Red Data Book . IUCN .
   Google Scholar
• Kuroda , S , Nishihara , T , Suzuki , S and Oko , R . 1996 . “ Sympatric chimpanzees and gorillas in the Ndoki forest, Congo ” . In Great Ape Societies , Edited by: McGrew , WC , Marchant , LF and Nishida , T . 71 – 81 . Cambridge : Cambridge University Press .
   Google Scholar
• Leatherwood , S , Reeves , RR and Foster , L . 1983 . The Sierra Club Handbook of Whales and Dolphins , San Francisco : Sierra Club Books .
   Google Scholar
• Leatherwood , S , Reeves , RR , Perrin , WF and Evans , WE . 1988 . Whales, Dolphins, and Porpoises of the Eastern North Pacific and Adjacent Arctic Waters: a Guide to their Identification , New York : Dover Publications .
   Google Scholar
• LeDuc RG , Curry BE . 1998 . Mitochondrial DNA sequence analysis indicates need for revision of Tursiops . Reports of the International Whaling Commission 47 .
   Google Scholar
• Mais , F . 1974 . Pelagic fish surveys in the California current. California Department of Fish and Game . Fish Bulletin , 162 : 1 – 79 .
   Google Scholar
• Mangels KF , Gerrodette T 1994 . Report of Cetacean Sightings during a Marine Mammal Survey in the Eastern Pacific Ocean and the Gulf of California aboard the NOAA Ships McArthur and David Starr Jordan , July 28–November 6 , 1993 . La Jolla, California : NOAA Technical Memorandum NMFS-SWFSC-211 .
   Google Scholar
• Marino , L . 1996 . What can dolphins tell us about primate evolution? . Evolutionary Anthropology , 5 ( 3 ) : 81 – 5 .
   Google Scholar
• Marino , L . 1998 . A comparison of encephalization between odontocete cetaceans and anthropoid primates . Brain, Behavior and Evolution , 51 : 230 – 8 .
   PubMed Web of Science ®Google Scholar
• Marino , L , Rilling , JK , Lin , SK and Ridgway , SH . 2000 . Relative volume of the cerebellum in dolphins and comparison with anthropoid primates . Brain, Behavior and Evolution , 56 : 204 – 11 .
   PubMed Web of Science ®Google Scholar
• Migura , KA and Meadows , DW . 2002 . Short-finned pilot whales (Globicephala macrorhynchus) interact with melon-headed whales (Peponocephala electra) in Hawaii . Aquatic Mammals , 28 ( 3 ) : 294 – 7 .
   Google Scholar
• Morton AB 1990 . A quantitative comparison of the behaviour of resident and transient forms of the killer whale off the central British Columbia coast . In : Hammond PS , Mizroch SA , Donovan GP , editors . Individual Recognition of Cetaceans: Use of Photo-Identification and other Techniques to Estimate Population Parameters . Reports of the International Whaling Commission, Special Issue 12 . Cambridge : International Whaling Commission . p 245 – 8 .
   Google Scholar
• Mussi B , Miragliuolo A , Bearzi G (in press) Short-beaked common dolphins around the island of Ischia, Italy (southern Tyrrhenian Sea) . European Research on Cetaceans 16 .
   Google Scholar
• Neumann , DR . 2001a . Seasonal movements of short-beaked common dolphins (Delphinus delphis) in the north-western Bay of Plenty, New Zealand: influence of sea surface temperature and El Niño/La Niña . New Zealand Journal of Marine and Freshwater Research , 35 : 371 – 4 .
   Web of Science ®Google Scholar
• Neumann , DR . 2001b . The activity budget of free-ranging common dolphins (Delphinus delphis) in the northwestern Bay of Plenty, New Zealand . Aquatic Mammals , 27 ( 2 ) : 121 – 36 .
   Google Scholar
• Norris , KS and Dohl , TP . 1980 . “ The structure and function of cetacean schools ” . In Cetacean Behavior: Mechanism and Functions , Edited by: Herman , LM . 211 – 61 . New York : Krieger Publishing Company .
   Google Scholar
• Norris , KS and Prescott , JH . 1961 . Observations on Pacific cetaceans of Californian and Mexican waters . University of California Publications in Zoology , 63 : 291 – 402 .
   Google Scholar
• Norris , KS , Würsig , B , Wells , RS and Würsig , M . 1994 . The Hawaiian Spinner Dolphin , University of California Press .
   Google Scholar
• Overholtz , WJ and Waring , GT . 1991 . Diet composition of pilot whales Globicephala sp. and common dolphins Delphinus delphis in the mid-Atlantic Bight during spring 1989 . Fishery Bulletin , 89 : 723 – 8 .
   Web of Science ®Google Scholar
• Patterson , IAP , Reid , RJ , Wilson , B , Grellier , K , Ross , HM and Thompson , PM . 1998 . Evidence for infanticide in bottlenose dolphins: an explanation for violent interactions with harbour porpoises? . Proceedings of the Royal Society of London B , 265 : 1167 – 70 .
   Web of Science ®Google Scholar
• Perrin WF , Scott MD , Walker GJ , Cass VL 1985 . Review of Geographical Stocks of Tropical Dolphins (Stenella spp. and Delphinus delphis) in the Eastern Pacific . NOAA Technical Report NMFS 28 .
   Google Scholar
• Perrin , WF , Warner , RR , Fiscus , CH and Holts , DB . 1973 . Stomach contents of porpoise, Stenella spp., and yellowfin tuna, Thunnus albacares, in mixed-species aggregations . Fishery Bulletin , 71 ( 4 ) : 1077 – 92 .
   Web of Science ®Google Scholar
• Pianka , ER . 1978 . Evolutionary Ecology , New York : Harper & Row .
   Google Scholar
• Polacheck , T . 1987 . Relative abundance, distribution and inter-specific relationship of cetacean schools in the eastern tropical Pacific . Marine Mammal Science , 3 ( 1 ) : 54 – 77 .
   Web of Science ®Google Scholar
• Politi , E . 1998 . Un progetto per i delfini in Mediterraneo . Le Scienze , 360 : 64 – 9 .
   Google Scholar
• Politi , E , Airoldi , S , Natoli , A and Frantzis , A . 1998 . Unexpected prevalence of common dolphins over sympatric bottlenose dolphins in eastern Ionian Sea inshore waters . European Research on Cetaceans , 12 : 120
   Google Scholar
• Psarakos , S , Herzing , DL and Marten , K . 2003 . Mixed-species associations between pantropical spotted dolphins (Stenella attenuata) and Hawaiian spinner dolphins (Stenella longirostris) off Oahu, Hawaii . Aquatic Mammals , 29 ( 3 ) : 390 – 5 .
   Google Scholar
• Reiss , D , McCowan , B and Marino , L . 1997 . Communicative and other cognitive characteristics of bottlenose dolphins . Trends in Cognitive Sciences , 1 ( 4 ) : 123 – 56 .
   PubMedGoogle Scholar
• Rice DW 1998 . Marine Mammals of the World: Systematics and Distribution. Special Publication 4 . The Society of Marine Mammalogy , Allen Press .
   Google Scholar
• Rosel , PE , Dizon , AE and Heyning , JE . 1994 . Genetic analysis of sympatric morphotypes of common dolphins (genus Delphinus) . Marine Biology , 119 : 159 – 67 .
   Web of Science ®Google Scholar
• Ross , GJB . 1977 . The taxonomy of bottlenosed dolphins Tursiops species in south African waters, with notes on their biology . Annals of the Cape Provencial Museums, Natural History, South Africa , 11 ( 9 ) : 135 – 94 .
   Google Scholar
• Ross , HM and Wilson , B . 1996 . Violent interactions between bottlenose dolphins and harbor porpoises . Proceedings of the Royal Society of London B , 263 : 283 – 6 .
   Web of Science ®Google Scholar
• Rossbach , KA and Herzing , DL . 1999 . Inshore and offshore bottlenose dolphin (Tursiops truncatus) communities distinguished by association patterns near Grand Bahama Island, Bahamas . Canadian Journal of Zoology , 77 : 581 – 92 .
   Web of Science ®Google Scholar
• Roughgarden , J . 1976 . Resource partitioning among competing species: a coevolutionary approach . Theoretical Population Biology , 9 : 388 – 424 .
   PubMed Web of Science ®Google Scholar
• Saayman , GS , Bower , D and Tayler , CK . 1972 . Observations on inshore and pelagic dolphins on the south-eastern cape coast of South Africa . Koedoe , 15 : 1 – 24 .
   Google Scholar
• Saayman , GS and Tayler , CK . 1973 . Social organization of inshore dolphins (Tursiops aduncus and Sousa sp.) in the Indian Ocean . Journal of Mammalogy , 54 : 993 – 6 .
   Web of Science ®Google Scholar
• Sagarminaga , R and Cañadas , A . 1995 . Studying a possible competition for ecological niche between the common dolphin, Delphinus delphis, and striped dolphin, Stenella coeruleoalba, along the southeastern coast of Spain . European Research on Cetaceans , 9 : 114 – 7 .
   Google Scholar
• Sagarminaga R , Cañadas A 1998 . A comparative study on the distribution and behaviour of the common dolphin (Delphinus delphis), and the striped dolphin (Stenella coeruleoalba) along the south-eastern coast of Spain . European Research on Cetaceans 12 .
   Google Scholar
• Saulitis , E , Matkin , C , Barrett-Lennard , L , Heise , K and Ellis , G . 2000 . Foraging strategies of sympatric killer whale (Orcinus orca) populations in Prince William Sound, Alaska . Marine Mammal Science , 16 ( 1 ) : 94 – 109 .
   Web of Science ®Google Scholar
• Schwartz M , Hohn A , Bernard H , Chivers S , Peliter K 1992 . Stomach Contents of Beach Cast Cetaceans Collected along the San Diego County Coast of California, 1972–1991 . Southwest Fisheries Science Center Administrative Report LJ-92-18 .
   Google Scholar
• Scott , MD , Wells , RS and Irvine , AB . 1990 . “ A long-term study of bottlenose dolphins on the west coast of Florida ” . In The Bottlenose Dolphin , Edited by: Leatherwood , S and Reeves , RR . 235 – 44 . San Diego : Academic Press .
   Google Scholar
• Scott , MD and Cattanach , KL . 1998 . Diel patterns in aggregations of pelagic dolphins and tunas in the eastern Pacific . Marine Mammal Science , 14 ( 3 ) : 401 – 28 .
   Web of Science ®Google Scholar
• Selzer , LA and Payne , PM . 1988 . The distribution of white-sided (Lagenorhynchus acutus) and common dolphins (Delphinus delphis) vs. environmental features of the continental shelf of the northeastern United States . Marine Mammal Science , 4 ( 2 ) : 141 – 53 .
   Web of Science ®Google Scholar
• Shane , SH . 1995 . Relationship between pilot whales and Risso's dolphins at Santa Catalina Island, California, USA . Marine Ecology Progress Series , 123 : 5 – 11 .
   Web of Science ®Google Scholar
• Shelden , KEW , Baldridge , AA and Withrow , DE . 1995 . Observations of Risso's dolphins, Grampus griseus with gray whales, Eschrichtius robustus . Marine Mammal Science , 11 : 231 – 40 .
   Web of Science ®Google Scholar
• Similä , T and Ugarte , F . 1993 . Surface and underwater observations of cooperatively feeding killer whales in northern Norway . Canadian Journal of Zoology , 71 ( 8 ) : 1494 – 9 .
   Web of Science ®Google Scholar
• Stanford , CB and Nkurunungi , JB . 2003 . Sympatric ecology of chimpanzees and gorillas in Bwindi Impenetrable National Park, Uganda. Diet . International Journal of Primatology , 24 : 901 – 18 .
   Web of Science ®Google Scholar
• Tarasevich , MN . 1957 . Comparison of the composition of herds of aquatic and amphibious mammals . VNIRO , 33 : 199 – 218 .
   Google Scholar
• Tutin , CEG and Fernandez , M . 1984 . Nationwide census of gorilla (Gorilla g. gorilla) and chimpanzee (Pan t. troglodytes) populations in Gabon . American Journal of Primatology , 6 : 313 – 36 .
   Web of Science ®Google Scholar
• Walker WA 1981 . Geographical Variation in Morphology and Biology of Bottlenose Dolphins (Tursiops) in the Eastern North Pacific . NOAA Administrative Report LJ-81-03C .
   Google Scholar
• Wang , H and Fuller , TK . 2001 . Notes on the ecology of sympatric carnivores in southeastern China . Mammalian Biology , 66 : 251 – 5 .
   Web of Science ®Google Scholar
• Wang , JY , Chou , LS and White , BN . 2000 . Osteological differences between two sympatric forms of bottlenose dolphins (genus Tursiops) in Chinese waters . Journal of Zoology, London , 252 : 147 – 62 .
   Web of Science ®Google Scholar
• Weaver AC 1987 . An ethogram of naturally occurring behavior of bottlenose dolphins, Tursiops truncatus, in southern California waters . Master thesis , San Diego State University .
   Google Scholar
• Weller DW 1991 . The social ecology of Pacific coast bottlenose dolphins . Master thesis , San Diego State University .
   Google Scholar
• Weller , DW , Würsig , B , Whitehead , H , Norris , JC , Lynn , SK , Davis , RW , Clauss , N and Brown , P . 1996 . Observations of an interaction between sperm whale and short-finned pilot whales in the Gulf of Mexico . Marine Mammal Science , 12 : 588 – 94 .
   Web of Science ®Google Scholar
• Wells , RS . 1991 . “ The role of long-term study in understanding the social structure of a bottlenose dolphin community ” . In Dolphin Societies: Discoveries and Puzzles , Edited by: Pryor , K and Norris , KS . 199 – 225 . Berkeley : University of California Press .
   Google Scholar
• Wilson B 1995 . The ecology of bottlenose dolphins on the Moray Firth, Scotland: a population at the northern extreme of the species' range . PhD dissertation , University of Aberdeen .
   Google Scholar
• Wilson , B , Thompson , PM and Hammond , PS . 1993 . An examination of the social structure of a resident group of bottlenosed dolphins (Tursiops truncatus) in the Moray Firth, N.E. Scotland . European Research on Cetaceans , 7 : 54 – 6 .
   Google Scholar
• Wilson , EO . 2000 . Sociobiology: the New Synthesis , Cambridge : Harvard University Press .
   Google Scholar
• Wu , H-Y . 1999 . Is there current competition between sympatric Siberian weasels (Mustela sibirica) and ferret badgers (Melogale moschata) in a subtropical forest ecosystem of Taiwan? . Zoological Studies , 38 ( 4 ) : 443 – 51 .
   Web of Science ®Google Scholar
• Würsig , B . 1978 . Occurrence and group organization of Atlantic bottlenose porpoises (Tursiops truncatus) in an Argentine bay . Biological Bulletin , 154 : 348 – 59 .
   Web of Science ®Google Scholar
• Würsig , B and Würsig , M . 1980 . Behavior and ecology of the dusky dolphin, Lagenorhynchus obscurus, in the south Atlantic . Fishery Bulletin , 77 ( 4 ) : 871 – 90 .
   Web of Science ®Google Scholar
• Yamagiwa , J , Maruhashi , T , Yumoto , T and Mwanza , N . 1996 . “ Dietary and ranging overlap in sympatric gorillas and chimpanzees in Kahuzi-Biega national park, Zaïre ” . In Great Ape Societies , Edited by: McGrew , WC , Marchant , LF and Nishida , T . 82 – 98 . Cambridge : Cambridge University Press .
   Google Scholar
• Yang , HC . 1976 . Studies on the whales, porpoises and dolphins of Taiwan . Annual Report of the Science Taiwan Museum (Taipei) , 19 : 131 – 78 .
   Google Scholar
• Young , DD and Cockcroft , VG . 1994 . Diet of common dolphins (Delphinus delphis) off the south-east coast of southern Africa: opportunism or specialization? . Zoological Society of London , 234 : 41 – 53 .
   Google Scholar
• Zhou , K and Qian , W . 1985 . Distribution of the dolphins of the genus Tursiops in the China Seas . Aquatic Mammals , 1 : 16 – 9 .
   Google Scholar