"Three months out of the year, there's not enough oxygen in most of the water column to sustain a healthy aquatic community," he said.

Taller trees next to the streams help to lower water temperatures with shade which improves aquatic communities.

They infect and destroy the bacteria in aquatic microbial communities, comprising the most important mechanism of recycling carbon in the marine environment.

Molecular ecology of aquatic communities.

This article gives an overview of the aquatic communities in the British National Vegetation Classification system.

In total, 24 aquatic communities have been identified.

The aquatic communities fall into the following six groups:

Though the spotted sunfish itself is not threatened, managing for this fish benefits the entire aquatic community.

A biological criterion is based on aquatic community which describes the number and types of species in a water body.

The episode opens with an introductory glimpse of the aquatic community of Bikini Bottom.