Destructive  |  Fresh Water Swamps, Peat, Tundras  |  Brackish Swamps  |  Diatoms  |  Algae

 

DESTRUCTIVE

295.-.1 Sea urchin burrows in trachyte. Pernambuco, Brazil.

FRESH WATER SWAMPS, PEAT, TUNDRAS

297.-.1 Tundra, Cal Bay, Spitzbergen.
297.-.2 Glacial lake filling with vegetation. Lake Placid, Whiteface Mtn. Adirondacks, New York.
297.-.3 Bogg River, near Tupper Lake. Adirondacks, New York.
297.-.4 Pond filling with vegetation. Bourne, Massachusettsl.
297.-.5 Sphagnum Bog, Oswego County, New York.
297.-.6 Peat cutting, Sphagnum Bog, Oswego County, New York.
297.-.7 Cane Brake, Dismal Swamp.
297.-.8 Dismal Swamp, general aspect in distance where forest is dense.
297.-.9 General aspect of wide swampy channels that connect main swamp with tributary swamps to west. Dismal Swamp.
297.-.10 Cypress trees in eastern part of Lake Drummond, Dismal Swamp.
297.-.11 Alder and Tamarack plant association. Peat filling small pond south of Bradley Pond, near Burton, Ohio. See also slides under 169.D.

BRACKISH SWAMPS

299.-.1 Tidal marsh. Cohasset, Massachusetts.
299.-.2 Hudson River west from Catskills. West Point, New York. Accumulation of plant deposits in brackish water.
299.-.3 Mangrove trees, Jupiter Narrows, Florida.

DIATOMS

303.-.1 Diatoms; probably, marine.

ALGAE

305.-.1 Algae basins, showing sinter form. Emerald Spring, Upper Geyser basin, Yellowstone Park, Wyoming.