Comparison

Illustration of sheltered vs. exposed coastline base with calcareous sediments

Illustration of sheltered vs. exposed coastline base with siliceous sediments

Illustration of river base comparison

Illustration of rarely vs. permanently open estuary base

Triptych comparison of a river mouth, showing a pristine environment (left) with subsequent sediment, nutrients, and toxin inputs leading to an unhealthy and unproductive environment with a hardened shoreline (right)

Illustration of habitat base with good vs. bad comparison

Illustration of river base comparison between natural and developed systems