Ichthyological terms, not general ones.
A group of organisms or populations coexisting and interacting with one another in a given region under relatively similar environmental conditions. The different organisms influence each other's abundance, distribution, and evolutionary adaptation.
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Any aquarium where the fish and other inhabitants are from varied geographic regions.
Used in 244 profiles
A group of organisms forming a self-sufficient ecological community in a particular habitat.
A major regional or global biotic community normally characterised by the dominant vegetation and local climatic conditions, e.g., deserts, tropical rainforests, tundra. The two major aquatic biomes are freshwater and marine but these are often broken down into less-generalised categories.
An area of uniform environmental conditions and species distribution containing a specific assemblage of plants and animals. Similar to 'habitat' but refers to a biological community rather than a single species or population.
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A biological community comprising interacting organisms plus their physical environment.
Used in 23 profiles
The position or role occupied by an organism within an ecological community.
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The photosynthesizing constituent of a planktonic community, consisting of algae, cyanobacteria and other microorganisms.
Used in 28 profiles