Although the trophic level of a consumer can be determined by following the longest feeding chain ... stream food web consists of two basal food resources (algae and detritus) and four species ...

The feeding sequence, showing the energy flow from producers to consumers, is called a food chain. Each step is called a trophic level: producers are on the first trophic level 1, primary ...

Food web is an important conceptual tool for illustrating the feeding relationships among species within a community, revealing species interactions and community structure, and understanding the ...