References
- Almeida JM, Gaspar MB, Castro M, Rufino MM. 2021. Influence of wind, rainfall, temperature, and primary productivity, on the biomass of the bivalves Spisula solida, Donax trunculus, Chamelea gallina and Ensis siliqua. Fisheries Research. 242:106044. doi:https://doi.org/10.1016/j.fishres.2021.106044.
- Alverson DL, Freeberg MH, Murawski SA, Pope JG. 1996. A global assessment of fisheries bycatch and discards. FAO Fisheries Technical Paper. 339:1–233.
- Anjos M, Pereira F, Vasconcelos P, Joaquim S, Matias D, Erzini K, Gaspar MB. 2018. Bycatch and discards survival rate in a small-scale bivalve dredge fishery along the Algarve coast (southern Portugal). Scientia Marina. 82(S1):75–90. doi:https://doi.org/10.3989/scimar.04742.08A.
- Ansell AD, Lagardère F. 1980. Observations on the biology of Donax trunculus and Donax vittatus at Ile d’Oléron (French Atlantic coast). Marine Biology. 57:287–300. doi:https://doi.org/10.1007/BF00387572
- Baeta M, Breton F, Ubach R, Ariza E. 2018. A social-ecological approach to the declining Catalan clam fisheries. Ocean and Coastal Management. 154:143–154. doi:https://doi.org/10.1016/j.ocecoaman.2018.01.012.
- Baeta M, Rubio C, Breton F. 2021. Impact of mechanized clam dredging on the discarded megabenthic fauna on the Catalan coast (NW Mediterranean). Journal of the Marine Biological Association of the United Kingdom. 101(3):545–553. doi:https://doi.org/10.1017/S0025315421000369.
- Baeta M, Solís M, Ramón M, Ballesteros M. 2021. Effects of fishing closure and mechanized clam dredging on a Callista chione bed in western Mediterranean Sea. Regional Studies in Marine Science. 48:102063. doi:https://doi.org/10.1016/j.rsma.2021.102063.
- Bayed A, Guillou J. 1985. Contribution à l’étude des populations du genre Donax: les populations de D. trunculus L. (Mollusca: Bivalvia) de Medhia (Maroc). Annales de l'Institut océanographique Paris. 61:139–147.
- Bergmann M, Moore PG. 2001. Survival of decapod crustaceans discarded in the Nephrops fishery of the Clyde Sea area, Scotland. ICES Journal of Marine Science. 58:163–171. doi:https://doi.org/10.1006/jmsc.2000.0999.
- Bergmann M, Taylor AC, Moore PG. 2001. Physiological stress in decapod crustaceans (Munida rugosa and Liocarcinus depurator) discarded in the Clyde Nephrops fishery. Journal of Experimental Marine Biology and Ecology. 259:215–229. doi:https://doi.org/10.1016/S0022-0981(01)00231-3.
- Bergman MJN, van Santbrink JW. 2000. Mortality in megafaunal benthic populations caused by trawl fisheries on the Dutch continental shelf in the North Sea in 1994. ICES Journal of Marine Science. 57:1321–1331. doi:https://doi.org/10.1006/jmsc.2000.0917.
- Blanco R, Román S, Rodriguez-Rua A, Coján M, Silva L, Sánchez A, Lisa-García E, Delgado M. 2019. Analysis and damage assessment of discards in the hand dredge wedge clam fishery (Donax trunculus Linnaeus, 1758) in the Gulf of Cádiz (SW Spain). Frontiers Marine Science Conference Abstract: XX Iberian Symposium on Marine Biology Studies (SIEBM XX). doi:https://doi.org/10.3389/conf.fmars.2019.08.00091.
- Blott SJ, Pye K. 2001. GRADISTAT: a grain size distribution and statistics package for the analysis of unconsolidated sediments. Earth Surface Processes and Landforms. 26(11):1237–1248. doi:https://doi.org/10.1002/esp.261
- Burgos MC, Silva CL, Rodriguez-Rua FA, Blanco PR, Roman MS, Garcia SE, Garcia GA, Delgado FM, Terron SA, Collado VJ, et al. 2019. The fishery of the striped venus Chamelea gallina (Linnaeus, 1758) in the Spanish waters of the Gulf of Cadiz (SW Spain): distribution and abundance of target and commercial discarded species. Frontiers Marine Science Conference Abstract: XX Iberian Symposium on Marine Biology Studies (SIEBM XX). doi:https://doi.org/10.3389/conf.fmars.2019.08.00139.
- Carella F, Carrasco N, De Vico G. 2019. Baseline pathological data of the wedge clam Donax trunculus from the Tyrrhenian Sea (Mediterranean Basin). Diseases of Aquatic Organisms. 133:107–118. doi:https://doi.org/10.3354/dao03336.
- Carneiro MC, Martins R, Rebordão FR. 2006. Contribuição para o conhecimento das artes de pesca utilizadas no Algarve. Publicações Avulsas do IPIMAR. 13: 60 p.
- Chícharo L, Chícharo A, Gaspar M, Alves F, Regala J. 2002. Ecological characterization of dredged and non-dredged bivalve fishing areas off south Portugal. Journal of the Marine Biological Association of the United Kingdom. 82:41–50. doi:https://doi.org/10.1017/S0025315402005167.
- Chícharo L, Chícharo A, Gaspar M, Regala J, Alves F. 2002. Reburial time and indirect mortality of Spisula solida clams caused by dredging. Fisheries Research. 59:247–257. doi:https://doi.org/10.1016/S0165-7836(02)00012-7.
- Çolakoğlu S. 2020. Bycatch and discards from two types of bivalve dredges targeting Donax trunculus and Chamelea gallina used in the southern coast of the Marmara Sea, Turkey. Fisheries Science. 86:995–1004. doi:https://doi.org/10.1007/s12562-020-01473-7.
- Costa M, Silva R, Vitorino J. 2001. Contribuição para o estudo do clima de agitação marítima na costa portuguesa. Proceedings das 2as Jornadas Portuguesas de Engenharia Costeira e Portuária, Permanent International Association for Navigation Congresses (PIANC).
- Delgado M, Silva L, Gómez S, Masferrer E, Cojan M, Gaspar MB. 2017. Population and production parameters of the wedge clam Donax trunculus (Linnaeus, 1758) in intertidal areas on the southwest Spanish coast: considerations in relation to protected areas. Fisheries Research. 193:232–241. doi:https://doi.org/10.1016/j.fishres.2017.04.012.
- Deval MC. 2009. Growth and reproduction of the wedge clam (Donax trunculus) in the Sea of Marmara, Turkey. Journal of Applied Ichthyology. 25:551–558. doi:https://doi.org/10.1111/j.1439-0426.2009.01258.x.
- DGRM. 2021. Fisheries databases. Direcção Geral de Recursos Naturais, Segurança e Serviços Marítimos (DGRM), Lisboa, Portugal.
- DR. 2000. Regulamento da Pesca por Arte de Arrasto. Portaria N° 1102-E/2000 de 22 de Novembro. Diário da República, 1ª Série-B, N° 270, pp. 6692(12)–6692(16).
- DR. 2001. Tamanhos mínimos de captura do pescado. Portaria N° 27/2001 de 15 de Janeiro. Diário da República, 1ª Série-B, N°12, pp. 229–230.
- DR. 2017. Regulamento da Pesca por Arte de Arrasto. Portaria N° 66/2017 de 13 de Fevereiro. Diário da República, 1ª Série, N° 31, pp. 724–727.
- Dugan JE, Hubbard DM, Lastra M. 2000. Burrowing abilities and swash behavior of three crabs, Emerita analoga Stimpson, Blepharipoda occidentalis Randall, and Lepidopa californica Efford (Anomura Hippoidea). Journal of Experimental Marine Biology and Ecology. 255:229–245. doi:https://doi.org/10.1016/s0022-0981(00)00294-x.
- Eryaşar AR, Ceylan Y, Göktuğ D, Yeşilçiçek T. 2018. Bycatch in the commercial beam trawl fishery for rapa whelk in the Black Sea. Mediterranean Marine Science. 19(1):69–78. doi:https://doi.org/10.12681/mms.13873.
- Escrivá J, Rodilla M, Llario F, Falco S. 2021. The collapse of a wedge clam fishery in the Spanish Mediterranean coast and recovery problems. Journal of Shellfish Research. 40(1):37–47. doi:https://doi.org/10.2983/035.040.0105.
- FAO-FIGIS. 2021. FAO-FIGIS (Fisheries global information system). http://www.fao.org/fishery/ statistics/global-production/query/en.
- Fernández-Pérez J, Nantón A, Arias-Pérez A, Freire R, Martínez-Patiño D, Méndez J. 2018. Mitochondrial DNA analyses of Donax trunculus (Mollusca: Bivalvia) population structure in the Iberian Peninsula, a bivalve with high commercial importance. Aquatic Conservation: Marine and Freshwater Ecosystems. 28:1139–1152. doi:https://doi.org/10.1002/aqc.2929.
- Freitas R, Ricardo F, Pereira F, Sampaio L, Carvalho S, Gaspar M, Quintino V, Rodrigues AM. 2011. Benthic habitat mapping: concerns using a combined approach (acoustic, sediment and biological data). Estuarine, Coastal and Shelf Science. 92(4):598–606. doi:https://doi.org/10.1016/j.ecss.2011.02.022.
- Gallardo-Roldán H, Urra J, León E, Lozano M, Baro J, Rueda JL, García T. 2015. Analysis of discards and benthic impact of mechanized dredges fishery of the stripped venus clam in the Alboran Sea. Simpósio Internacional sobre el Margem Ibérico Atlântico, 365–368.
- Gaspar M, Barracha I, Carvalho S, Vasconcelos P. 2013. Clam fisheries worldwide: main species, harvesting methods and fishing impacts. In: Costa F, editor. Clam fisheries and aquaculture. New York: Nova Science Publishers Inc; p. 291–327.
- Gaspar MB, Chícharo LM. 2007. Modifying dredges to reduce bycatch and impacts on the benthos. In: Kennelly S, editor. By-catch reduction in the world’s fisheries. Dordrecht: Springer; p. 95–140.
- Gaspar MB, Chícharo LM, Vasconcelos P, García A, Santos AR, Monteiro CC. 2002. Depth segregation phenomenon in Donax trunculus (Bivalvia: Donacidae) populations of the Algarve coast (southern Portugal). Scientia Marina. 66(2):111–121. doi:https://doi.org/10.3989/scimar.2002.66n2111.
- Gaspar MB, Dias MD, Campos A, Monteiro CC, Santos MN, Chícharo A, Chícharo L. 2001. The influence of dredge design on the catch of Callista chione (Linnaeus, 1758). Hydrobiologia. 465:153–167. doi:https://doi.org/10.1023/A:1014587212528.
- Gaspar MB, Ferreira R, Monteiro CC. 1999. Growth and reproductive cycle of Donax trunculus L., (Mollusca Bivalvia) off Faro, southern Portugal. Fisheries Research. 41:309–316. doi:https://doi.org/10.1016/S0165-7836(99)00017-X.
- Gaspar MB, Leitão F, Chícharo L, Santos MN, Monteiro CC. 2003. A comparison of direct mortality inflicted on macrofaunal organisms by three types of dredges used in the Portuguese clam fishery. ICES Journal of Marine Sciences. 60:733–742. doi:https://doi.org/10.1016/S1054-3139(03)00023-7.
- Gaspar MB, Leitão F, Santos MN, Sobral M, Chícharo L, Chícharo A, Monteiro CC. 2002. Influence of mesh size and tooth spacing on the proportion of damaged organisms in the catches of the Portuguese clam dredge fishery. ICES Journal of Marine Science. 59:1228–1236. doi:https://doi.org/10.1006/jmsc.2002.1310.
- Gaspar MB, Santos MN, Vasconcelos P. 2001. Weight-length relationships of 25 bivalve species (Mollusca: Bivalvia) from the Algarve coast (southern Portugal). Journal of the Marine Biological Association of the United Kingdom. 81:805–807. doi:https://doi.org/10.1017/S0025315401004623.
- Guillou J, Bayed A. 1991. Contraintes du milieu sur les populations de Donax trunculus L. et Donax venustus Poli du littoral atlantique marocain. Oceanologica Acta. 14(3):291–298.
- Hall-Spencer JM, Froglia C, Atkinson RJA, Moore PG. 1999. The impact of Rapido trawling for scallops, Pecten jacobaeus (L.), on benthos of the Gulf of Venice. ICES Journal of Marine Science. 56:111–124. doi:https://doi.org/10.1006/jmsc.1998.0424.
- Hall-Spencer JM, Moore PG. 2000. Scallop dredging has profound, long-term impacts on maerl habitats. ICES Journal of Marine Science. 57(5):1407–1415. doi:https://doi.org/10.1006/JMSC.2000.0918.
- Hill AS, Brand AR, Wilson UAW, Veale LO, Hawkins SJ, Tasker ML. 1996. Information of by-catch composition and the number of by-catch animals killed annually on Manx scallop fishing grounds. In: Greenstreet SPR, editor. Aquatic predators and their Prey. Oxford: GB. Fishing New Books; p. 111–115.
- INE. 2021. Estatísticas da Pesca 2001–2020. Lisboa: Instituto Nacional de Estatística, I.P. (INE).
- Kaiser MJ, Spencer BE. 1995. Survival of by-catch from a beam trawl. Marine Ecology Progress Series. 126:31–38. doi:https://doi.org/10.3354/meps126031.
- Koehler R. 1969. Faune de France. In: Kraus Reprint, editor. Echinodermes. Nendeln: Kraus reprint. p. 216.
- La Valle P, Nicoletti L, Finoia MG, Ardizzone GD. 2011. Donax trunculus (Bivalvia: Donacidae) as a potential biological indicator of grain-size variations in beach sediment. Ecological Indicators. 11:1426–1436. doi:https://doi.org/10.1016/j.ecolind.2011.03.005.
- Leitão F, Gaspar MB, Santos MN, Monteiro CC. 2009. A comparison of bycatch and discard mortality in three types of dredge used in the Portuguese Spisula solida (solida surf clam) fishery. Aquatic Living Resources. 22:1–10. doi:https://doi.org/10.1051/alr/2009001.
- Leitão F, Range P, Gaspar MB. 2014. Survival estimates of bycatch individuals discarded from bivalve dredges. Brazilian Journal of Oceanography. 62:257–263. doi:https://doi.org/10.1590/s1679-87592014067006204.
- Marie AD, Lejeusne C, Karapatsiou E, Cuesta JA, Drake P, Macpherson E, Bernatchez L, Rico C. 2016. Implications for management and conservation of the population genetic structure of the wedge clam Donax trunculus across two biogeographic boundaries. Scientific Reports. 6:39152. doi:https://doi.org/10.1038/srep39152.
- Martínez-Pita I, Moreno O. 2019. Improving bivalve fishery management: The development of a tool to forecast bivalve reproductive season based on environmental data from satellite remote sensing observations. Fisheries Oceanography. 28:698–707. doi:https://doi.org/10.1111/fog.12452.
- McCaughran DA. 1992. Standardized nomenclature and methods of defining bycatch levels and implications. In: Schoning RW, Jacobson RW, Alverson DL, Gentle TG, Auyong J, editor. Proceedings of the National Industry Bycatch Workshop, 4–6 February 1992. Newport (OR); Natural Resources Consultants, Inc., Seattle, Washington DC: p. 200–201.
- McLachlan A, Brown AC. 2006. The ecology of sandy shores. 2nd ed. New York: Academic Press. 373 pp.
- McLachlan A, Jaramillo E, Defeo O, Dugan J, de Ruyck A, Coetzee P. 1995. Adaptations of bivalves to different beach types. Journal of Experimental Marine Biology and Ecology. 187:147–160. doi:https://doi.org/10.1016/0022-0981(94)00176-E
- Nel P, McLachlan A, Winter D. 1999. The effect of sand particle size on the burrowing ability of the beach mysid Gastrosaccus psammodytes Tattersall. Estuarine Coastal and Shelf Science. 48:599–604. doi:https://doi.org/10.1006/ecss.1999.0470.
- Nombela MA, Diz P, Couto EN, Martínez G. 2017. Textural characteristics might influence Donax trunculus shellfishing banks exploitability. Thalassas. 33(2):87–93. doi:https://doi.org/10.1007/s41208-017-0025-2.
- Oliveira J, Castilho F, Cunha Â, Pereira MJ. 2013. Bivalve harvesting and production in Portugal: an overview. Journal of Shellfish Research. 32(3):911–924. doi:https://doi.org/10.2983/035.032.0334.
- Oliveira MM, Camanho AS, Gaspar MB. 2010. Technical and economic efficiency analysis of the Portuguese artisanal dredge fleet. ICES Journal of Marine Science. 67(8):1811–1821. doi:https://doi.org/10.1093/icesjms/fsq110.
- Özden O, Erkan N, Deval MC. 2009. Trace mineral profiles of the bivalves species Chamelea gallina and Donax trunculus. Food Chemistry. 113(1):222–226. doi:https://doi.org/10.1016/j.foodchem.2008.06.069.
- Patiño DM, Otero J, Louzán A, Ojea J, Vázquez SN, Álvarez-Salgado XA. 2021. Wedge clam (Donax trunculus Linnaeus, 1758) reproduction: reproductive traits and environmental influence in the NW Iberian coast and contrast across Atlantic and Mediterranean waters. Hydrobiologia. 848:1347–1366. doi:https://doi.org/10.1007/s10750-021-04532-x.
- Pauly D, Zeller D. 2016. Global atlas of marine fisheries: a critical appraisal and ecosystem impact. Washington, DC: Island. 520 pp.
- Pranovi F, Raicevich S, Franceschini G, Torricelli P, Giovanardi O. 2001. Discard analysis and damage to non-target species in the “rapido” trawl fishery. Marine Biology. 139:863–875. doi:https://doi.org/10.1007/s002270100646.
- Ramón M, Cano J, Peña JB, Campos MJ. 2005. Current status and perspectives of mollusc (bivalves and gastropods) culture in the Spanish Mediterranean. Instituto Español de Oceanografía. 21:361–373.
- Ramsay K, Kaiser MJ, Hughes RN. 1998. Responses to benthic scavengers to fishing disturbance by towed gears in different habitats. Journal of Experimental Marine Biology and Ecology. 224:73–89. doi:https://doi.org/10.1016/S0022-0981(97)00170-6.
- Relvas P, Barton ED. 2002. Mesoscale patterns in the Cape São Vicente (Iberian Peninsula) upwelling region. Journal of Geophysical Research: Oceans. 107:1–23. doi:https://doi.org/10.1029/2000JC000456.
- Robinson RF, Richardson CA. 1998. The direct and indirect effects of suction dredging on a razor clam (Ensis arcuatus) population. ICES Journal of Marine Science. 55:970–977. doi:https://doi.org/10.1006/jmsc.1998.0356.
- Rosa F, Rufino MM, Ferreira O, Matias A, Brito AC, Gaspar MB. 2013. The influence of coastal processes on inner shelf sediment distribution: The Eastern Algarve Shelf (southern Portugal). Geologica Acta. 11(1):59–73. doi:https://doi.org/10.1344/105.000001755.
- Rufino MM, Gaspar MB, Pereira AM, Maynou F, Monteiro CC. 2010. Ecology of megabenthic bivalve communities from sandy beaches on the south coast of Portugal. Scientia Marina. 74(1):163–178. doi:https://doi.org/10.3989/scimar.2010.74n1163.
- Tebble N. 1966. British bivalve seashells. A handbook for identification. Edinburgh: British Museum. 212 pp.
- Thébaud O, Verón G, Fifas S. 2005. Incidences des épisodes d'efflorescences de micro algues toxiques sur les écosystèmes et sur les pêcheries de coquillages en baie de Douarnenez. Rapport R.INT. DCB/DEM – DCB/STH/UDPP 05–010. Brest, France: Ifremer.
- Tirado C, Rueda JL, Salas C. 2011. Reproduction of Donax trunculus in the litoral of Huelva (southern Atlantic Spain): is there any difference with the Mediterranean population from the Andalusian coast? Iberus. 29(1):47–57.
- Urra J, García T, Gallardo-Roldán H, León E, Lozano M, Baro J, Rueda JL. 2017. Discard analysis and damage assessment in the wedge clam mechanized dredging fisheries of the northern Alboran Sea (W Mediterranean Sea). Fisheries Research. 187:58–67. doi:https://doi.org/10.1016/j.fishres.2016.10.018.
- Urra J, García T, León E, Gallardo-Roldán H, Lozano M, Rueda JL, Baro J. 2019. Effects of mechanized dredging targeting Chamelea gallina, striped venus clams, on the associated discards in the northern Alboran Sea (Western Mediterranean Sea). Journal of the Marine Biological Association of the United Kingdom. 99(3):575–585. doi:https://doi.org/10.1017/S0025315418000462.
- Urra J, Marina P, García AR, Duarte EL, Gallardo-Roldán H, Montaner BO, Lozano M, Serna JM, Garrido A, Yuste AJI, et al. 2021. Biodiversity assessment and geographical affinities of discards in clam fisheries in the Atlantic-Mediterranean Transition (northern Alboran Sea). Thalassas: An International Journal of Marine Sciences. 37(2):721–737. doi:https://doi.org/10.1007/s41208-021-00303-6.
- Urra J, Marina P, García T, Baro J. 2021. Damage assessment and survival estimates in the wedge clam (Donax trunculus) caught by mechanical dredging in the northern Alboran Sea. Marine Biology Research. 17:295–310. doi:https://doi.org/10.1080/17451000.2021.1949618.
- Vasconcelos P, Morgado-André A, Morgado-André C, Gaspar M. 2011. Shell strength and fishing damage to the smooth clam (Callista chione): simulating impacts caused by bivalve dredging. ICES Journal of Marine Science. 68:32–42. doi:https://doi.org/10.1093/icesjms/fsq149.
- Vasconcelos P, Pereira F, Moreno A, Gaspar MB. 2019. Bycatch, discards and survival rates in the small-scale cuttlefish trap fishery on sandy bottoms off the Algarve coast (southern Portugal). Fisheries Management and Ecology. 26(4):334–344. doi:https://doi.org/10.1111/fme.12364.
- WoRMS Editorial Board. 2021. World Register of Marine Species. [accessed 2021 Jan 10]. http://www.marinespecies.org at VLIZ. doi:https://doi.org/10.14284/170.
- Zar J-H. 1996. Biostatistical analysis, 3rd ed. Upper Saddle River (NJ): Prentice-Hall International Editions.
- Zeichen MM, Agnesi S, Mariani A, Maccaroni A, Ardizzone GD. 2002. Biology and population dynamics of Donax trunculus L. (Bivalvia: Donacidae) in the south Adriatic coast (Italy). Estuarine, Coastal and Shelf Science. 54:971–982. doi:https://doi.org/10.1006/ecss.2001.0868.