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Peter Sorensen sn 1976-08-18
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
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Mary Katherine Wicksten 97 1971-06-23
United States, California, Santa Clara, Palo Alto Yacht Harbor, 37.458338 -122.101942
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J.D. Ackerman 617 1975-08-02
United States, California, Humboldt, Hwy. 101 between Arcata and Eureka. Humboldt Bay across from Murray Field, 40.807134 -124.118995
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J.P. Smith 8935 1976-07-03
United States, California, Humboldt, Manila, Samoa Peninsula, 40.851793 -124.162286
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David K. Smith 55 1968-11-09
United States, California, Humboldt, Along E edge of Humboldt Bay, 1 mi. S of Arcata, 40.8486 -124.0819
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H.E. Parks 24187 1941-08-00
United States, California, Humboldt, Big Lagoon; Causeway, W end., 41.160198 -124.119304
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D.E. Anderson 1830 1961-09-22
United States, California, Humboldt, Along bank of road over Mad River slough, 40.82693 -124.17243
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A.L. Eicher sn 1985-08-17
United States, California, Humboldt, Marsh bordering Humboldt Bay, 0.2 mi. S of the mouth of Jacoby Creek., 40.840109 -124.083093, 1m
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Clare R. Wheeler 2793 1981-08-26
United States, California, Mendocino, Manchester State Beach, 8 mi. N of Point Arena, N of Lake Davis, 38.992047 -123.701124, 6m
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Leonel Arguello sn 1989-07-22
United States, California, Humboldt, Lanphere-Christensen Dunes Preserve, 3 mi. W of Arcata, 40.8898708 -124.1456794
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Jean Hanson 84 1980-06-22
United States, California, Humboldt, Indian ( Gunther) Island. In Humboldt Bay, city of Eureka. W end of island. Ca. 15 ft. from high tide line, 40.814869 -124.170854
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Andrea Pickart 120 2002-06-27
United States, California, Humboldt, Mad River Slough and Dunes, N of parking lot area at N end of access road., 40.871148 -124.151046