Structural complexity provided a trait-specific enhancement of abundance, and this pattern applied across species pools. Types of Plants that Grow in Estuaries of the fragile estuarine ecosystem. Estuaries: how habitats and food webs create transitional … LESSON oastal Ecosystems—each, Estuary, Marsh & Swamp Estuary Habitat. Similarly, the "bottom-up" effect of adding nutrients usually stimulates primary production, but the stimulation of secondary production further up the food chain is less strong … Estuary food web. Detritus is eaten by small animals such as snails, worms and shellfish and they, in turn, are eaten by larger creatures such as fish and birds. A second pathway begins with microscopic phytoplankton. They are eaten by tiny zooplankton which then become food for snails and shellfish. in an estuary. Some examples of food chains in the estuarine habitat are: Detritus —> worms —> snails —> … Simplified feeding relationships are shown in this diagram.There are two main feeding pathways. Estuarine Organism - an overview | ScienceDirect Topics