{ "culture": "en-US", "name": "", "guid": "", "catalogPath": "", "snippet": "", "description": "

<p>This layer characterizes bottom-living plants and animals in Galveston Bay and principal plant communities within the park. </p><\/SPAN><\/P>

<dl><\/SPAN><\/P>

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<dt>Grassflats</dt><\/SPAN><\/P>

<dd>Shallow bay margin with dense grasses, moderately diverse mollusk assemblage, depth <5 feet.</dd><\/SPAN><\/P>

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<dt>Bay with Reef</dt><\/SPAN><\/P>

<dd>Enclosed bay with reef, away from tidal or river influence, mottled mud, high species diversity, infauna, mollusks, scattered clumps of oyster reefs, depth 3 to 8 feet.</dd><\/SPAN><\/P>

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<dt>Fresh to brackish-water bodies</dt><\/SPAN><\/P>

<dd>Land-locked ponds and lakes, variable substrates, coastal bodies temporarily brackish or saline</dd><\/SPAN><\/P>

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<dt>Beach</dt><\/SPAN><\/P>

<dd>Low tide to 5 feet above sea level, beach, swash zone, high energy, sand, shell debris infauna, back-beach sea-oats and halophytes, dunes, ghost crab. </dd><\/SPAN><\/P>

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<dt>Barrier flat and dune</dt><\/SPAN><\/P>

<dd>vegetated barrier flat, foredune ridge, beach ridge, and vegetated flat, relief 5 to 15 feet, salt-tolerant grasses, rare mesquite and live oak-trees, ghost crab, small rodents, snakes, fowl.</dd><\/SPAN><\/P>

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<dt>Tidal flats</dt><\/SPAN><\/P>

<dd>Sandflats, a few inches above mean sea level, undulatory sand surface with blue-green algal mats, thin halite film, marsh plants rare</dd><\/SPAN><\/P>

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<dt>Salt-water marsh</dt><\/SPAN><\/P>

<dd>Salt-water marsh, frequently inundated by tides, sand, muddy sand to mud, cordgrass, glasswort, seepweed, sea-oxeye, mammals, fowl.</dd><\/SPAN><\/P>

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</dl><\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "summary": "", "title": "Environments and Biologic Assemblages Map", "tags": [], "type": "", "typeKeywords": [], "thumbnail": "", "url": "", "minScale": "NaN", "maxScale": "NaN", "spatialReference": "", "accessInformation": "", "licenseInfo": "", "portalUrl": "" }