Question

food chain in aquatic habitat

Answer 1

in aquatic habitat ,
phytoplankton-> zooplankton->small fishes-> large fishes

I hope u will understand it

Answer 2

In a freshwater aquatic ecosystem like a pond, the organisms in the food chain include algae, small animals, insects and their larvae, small fish, big fish and a fish-eating bird or animal . A food chain always begins with producers. Herbivores (plant-eaters) come next in the chain.