References
- Baattrup-Pedersen, A., S. E. Larsen & T. Riis. 2003. Composition and richness of macrophyte communities in small Danish streams — influence of environmental factors and weed cutting. Hydrobiologia 495: 171–179.
- Chambers, P.A., E.E. Prepas, H.R. Hamilton & M.L. Both- Well. 1991. Current velocity and its effect on aquatic macrophytes in flowing waters. Ecol. Appl. 1: 249–257.
- Demars B. O. L. & D. M. Harper. 2005. Distribution of aquatic plants in lowland rivers: separating the effects of local environmental conditions, longitudinal connectivity and river basin isolation. Freshw. Biol. 50: 418–437.
- Dodkins, I., B. Rippey & P. Hale. 2005. An application of canonical correspondence analysis for developing ecological quality assessment metrics for river macrophytes. Freshw. Biol. 50: 891–904.
- Järvekülg, A. [ed.] 2001. Estonian Rivers. Tartu Ülikooli Kirjastus (in Estonian).
- Paal, J. & T. Trei. 2004. Vegetation of Estonian watercourses; the drainage basin of the southern coast of the Gulf of Finland. Ann. Bot. Fenn. 41: 157–177.
- Paal, J. & T. Trei. 2006. Vegetation of Estonian watercourses, II. Drainage basin of lakes Peipsi and Vortsjärv. Ann. Bot. Fenn. 43: 13–35.
- Riis, T. & J. F. Biggs. 2003. Hydrologic and hydraulic control of macrophyte establishment and performance in streams. Limnol. Oceanogr. 48: 1488–1497.
- Riis, T., K. Sand-Jensen & O. Vestergaard. 2000. Plant communities in lowland Danish streams: species composition and environmental factors. Aquat. Bot. 66: 255–272.
- Szoszkiewicz, K., T. Ferreira, T. Korte, A. Baattrup-Pedersen, J. Davy-Bowker & M. O'Hare. 2006. European river plant communities: the importance of organic pollution and the usefulness of existing macrophyte metrics. Hydrobiologia 566: 211–234.
- Trei, T. & P. Pall. 2004. Macroflora in the watercourses of Saaremaa Island (Estonia). Boreal Environ. Res. 9: 25–35.