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Texas Barrier Islands
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Barrier Islands Galveston Island Matagorda Island San Jose Island
Mustang Island Padre Island Total coastline=367 miles
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Galveston Island Storm of 1900 killed 6000 people
Seawall: 54,790 feet long, 17 feet high, 20 feet wide 32 miles of beachfront
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Matagorda Island 40 miles long x 2 miles wide 10,000 visitors a year
Only accessible by boat Grasslands, woodlands, tidal marshes, and brackish ponds, maximum elevation=22 ft. State Park
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San Jose Island 21 miles long Consists of series of islands
Uninhabited
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Mustang Island 3954 acres with 5 miles of beach
35 foot dunes, foot avg. State Park
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Padre Island Longest undeveloped barrier island ~80 miles
South Padre Island: ~55 miles long, developed extensively North and South islands were connected until the Port Mansfield Channel was dredged in 1962
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Tides Microtidal ~ 1.5 ft.
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Major bodies of water Galveston Bay- 600 sq/miles…highly developed..over 70 miles bulkheaded Matagorda Bay-1000 sq/km Laguna Madre- 609 sq/miles, 130 miles long, very shallow (avg. depth 2.5 ft.) and hypersaline
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Rivers Sabine River-555 miles long, highest discharge and strongest flow in Texas, empties into Sabine Pass Colorado River-600 miles long, drains into Matagorda Bay Brazos River- 840 miles long, empties into Gulf of Mexico, longest river in Texas Rio Grande- 5th largest river in North America, drains 40,000 sq/miles in Texas
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References http://www.tsha.utexas.edu/handbook/online/
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