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Wetland Specialist Study, Northeast Regional Water Management Plan, Bangladesh Flood Action Plan 6 GLOSSARY OF TERMS English Terms Biodiversity Variability among living organisms from all sources including inter alia terrestrial, marine, and other aquatic ecosystems and the ecological complexes of which they are a part; diversity within species, between species and of ecosystems (Convention on Biodiversity, 1992). Ecosystem Dynamic complex in which plant, animal and microorganism communities and their non-living environment interact as a functional unit (Convention on Biodiversity, 1992). Emergent vegetation Rooted aquatic plants standing in water with vegetation above the water surface. Law Main tools by which policies are implemented. Legislation The aggregation of laws enacted by legislative authorities of a country over time, plus common and customary laws that have accumulated respectively through judicial or traditional practice. Mother fishery Used by local fishermen to refer to sites characterized by densely concentrated, diverse, high-quality fish habitats (deep river scour holes, called duars, clear tributary streams, deep beels, sediment-free khals) and supportive flora (swamp forest, reed swamp, floodplain grasslands). Five mother fisheries have been identified in the region (see Fisheries Specialist Study). Policy Principles that govern action toward given ends. A statement of agreed-upon courses to be adopted and followed. Wildlife Most generally, organisms living in a natural state. The legal definition in Bangladesh restricts it to (Bangladesh Wildlife (Preservation) (Amendment) Act 1974) vertebrate species, other than humans, fish, and usually domesticated animal species, and including the eggs of birds and reptiles. Wetland An area of land saturated with or submerged under water. Legal definitions can vary from country to country. The term is not defined in any domestic legislation in Bangladesh. Rec. C.4.7 of the Conference of the Contracting Parties to the Ramsar Convention identifies 36 broad types, 26 of which are natural or semi-natural and 10 man-made. Wetland values All valued products and services derived from wetlands, such as food, fodder, fuel, medicines, flood storage, water purification, and so on. Bangla Terms Beel Permanent shallow lake. Duar Deep river scour hole, important as refuge for fish. Haor River backswamp. Kanda Ridges that are higher than the haor basin but lower than homestead land. Khal Small drainage channel. | next section |
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