U.S. Fish and Wildlife Service 簡介: Agency manages National wildlife refuges, protects endangered species, manages migratory birds, restores nationally significant fisheries and enforces federal wildlife laws....
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網址: www.fws.gov 
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在一個時間段內，與基準網站相關性較高的站點包括：
[國際網路] - www.ndscs*.org - -
Information portal for reptile and amphibian hobbyists offering classifieds, forums, photo galleries, events, business listings and much more for various species[國際網路] - www.kin*snake.com - -
Boulder group of the Colorado Mountain Club information[國際網路] - www.cmcboulder*.org - -
[國際網路] - www.campersinfos*urce.com - -
Ocean Marine Industries is the leading supplier of sensors and products used in the oceanographic, marine and environmental monitoring communities.[國際網路] - www.ocean*arineinc.com - -
[國際網路] - www.to*fishinggames.com - -
[國際網路] - www.nifc*.gov - -
[國際網路] - www.recreati*n.gov - -
Fishing, boating, scuba diving, and other recreational activities can spread
aquatic nuisance species to new lakes, rivers, and streams. Nuisance species
include zebra mussels, round gobies, spiny water fleas, whirling disease,
rusty crayfish, Japanese shore crabs, sea lamprey, carp, ruffe, hydrilla,
purple loosestrife, Asian clams, and other harmful aquatic plants or aquatic
animals.[國際網路] - www.prot*ctyourwaters.net - -
add your site description here[國際網路] - www.coast*lrefuges.org - -
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