A sign commemorating the sponge fishing industry at Tarpon Springs

Sponges and other paraphernalia of the sponge industry in a tourist market

Sponge-O-Rama devoted to the sponge industry

A pelican makes use of a piling as a perch

Look out for the manatee!

The Lazaretto Creek Bridge from Lazaretto Creek Park

A view over the wetlands to the Lazaretto Creek Bridge

A view over the wetlands to the Lazaretto Creek Bridge

Shrimpers tied up at the Lazaretto Creek Bridge

Palmetto trees (Sabal palmetto) as seen through an old anchor

Palmetto trees (Sabal palmetto) along the Atlantic Ocean

Looking over a palmetto to the Atlantic Ocean

Strolling on the beach

The lighthouse at Tybee Island

The beach at Tybee Island. Fences help reduce erosion.

The beach at Tybee Island. Fences help reduce erosion.

Colonizing plants help stabilize the dunes

Tidal mudflats

Tidal mudflats

Tidal mudflats

Tidal mudflats

Tidal mudflats

Tidal mudflats

View across marsh of a small fishing village on Route 80

A scene along the Mississippi River

Live oak above canal along lower Mississippi River just above the delta

Submerged aquatic vegetation within a pond in the Mississippi Delta

Submerged aquatic vegetation within a pond in the Mississippi Delta

Water hyacinth, an exotic, filling a canal. Water hyacinth stops boat traffic and interferes with circulation of water.

Lotus plants differ from water lilies in the shape of the leaves and the seed pods.

Submerged aquatic vegetation within a pond in the Mississippi Delta

Fringing marsh along a small bay outside west levee of lower Mississippi River.

Fringing marsh along a small bay outside west levee of lower Mississippi River.

Broken marsh in Barataria Basin just west of the levee

Broken marsh in Barataria Basin just west of the levee

Broken marsh in Barataria Basin just west of the levee

Marsh surrounding tree-covered hummock

Marshland

Marsh along a pond

Man-made canal with eroding bank. The cutting of canals often changes the water circulation in marsh systems and can lead to their decline.

View from delta splay along Southwest Pass towards islands composed of Phragmites, an exotic species commonly called roseau cane.

Boomed marshes containing oil spill

Aerial photo of eroding marsh and oil from recent well blowout

Oiled Spartina - a cordgrass common in coastal marshes

Close-up of oiled Spartina - a cordgrass common in coastal marshes

Natural marsh area primarily Spartina. Critical habitat for shrimp, crabs, and many game and commercial fish species.

Natural marsh area adjacent to dredged material deposition area - Open area will be colonized by plants and become productive habitat.

Natural marsh area adjacent to land created as part of settlement an oil spill.

Deteriorating marsh - ponds increase in size as marsh disappears.

Open pond within mixed vegetation marsh.