Human Impacts on an Estuary Ecosystem

Introduction

In an estuary, human interference can cause drastic changes and lead to population die offs, such as fish kills. Students investigate what could cause water quality to decrease enough to kill fish.

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Objectives

Students should understand that:

Examine estuaries as being part of important biological, chemical, and physical cycles such as food webs, nutrient cycles, and hydrologic cycles.
Explore how estuarine ecosystems are affected by changes in global systems and cycles such as climate and weather cycles.
Lesson is aligned with NGSS and California state standards (see page 6).