IEc ECONOMIC ANALYSES OF ENDANGERED SPECIES REGULATIONS BY U.S. FISH AND WILDLIFE SERVICE REGION Region 1 Gulf sturgeon (NOAA & USFWS) Bull trout (Columbia, Klamath River, St. Flatwoods salamander Mary-Belly River, Coastal Puget Florida beach mice (3) Sound, & Jarbridge populations) Florida butterflies (2) Cook's lomatium & Woolly Florida manatee meadowfoam Florida mussels (7) Klamath suckers Georgia pigtoe mussel, Interrupted Lost River and Shortnose Suckers rocksnail & Rough hornsnail Marbled murrelet Golden sedge Northern spotted owl Gulf Coast mussels (8) Oregon chub Kentucky gladecress Oregon spotted frog Louisiana black bear Puget Trough species (3) Mississippi gopher frog Rockfish Mobile River Basin mussels (11) Selkirk Mountain caribou Piping plover (North Carolina Slickspot peppergrass wintering population) Wenatchee Mts. checkermallow Red knot White sturgeon (Kootenai River Southeast fishes (5) population) Southeastern plants (3) Willamette species (3) Spring pygmy sunfish Woodland caribou Spruce-Fir Moss spider Region 2 Region 5 Arizona plants (3) Atlantic Salmon Region 8 continued Hawaii Big Island Species (3) Arizona springsnails (2) Diamond darter Hidden Lake bluecurls Blackburn's sphinx moth Arkansas River shiner Loggerhead sea turtles (FWS & NOAA) Keck's checkermallow Hawaii Damselflies (4) Bexar County invertebrates (9) Kneeland Prairie pennycress Brazos River fish (2) La Graciosa thistle Hawaii picture-wing flies (11) Region 6 Cactus ferruginous pygmy owl Laguna Mountains skipper Hawai'i plants (47) Canada lynx Chiricahua Leopard frog Lane Mountain milk-vetch Kaua'i cave amphipod and Kaua'i cave Colorado butterfly plant Chupadera springsnail Lyon's pentachaeta wolf spider Colorado plants (3) Comal Springs invertebrates (3) Mexican flannelbush Kaua'i & Ni'ihau plants (83) Desert Yellowhead Devils River minnow Monterey spineflower Lana'i plants (32) Gunnison sage grouse Gila chub Morro shoulderband snail Mau'i & Kaho'olawe plants (61) Holmgren & Shivwits milk-vetches Jaguar Mountain yellow-legged frog Maui Nui species (136) New Mexico jumping mouse Jemez mountain salamander Munz's onion Moloka'i plants (46) Piping plover (Great Plains population) Mexican spotted owl Nevin's barberry Monk Seal Preble's meadow jumping mouse Mexican wolf Otay tarplant Newcomb's snail Salt Creek tiger beetle Pecos sunflower Pebble plains plants Northwestern Hawaiian Islands plants (5) Topeka shiner Piping plover (wintering Texas pop.) Peirson's milk-vetch O'ahu plants (99) Rio Grande silvery minnow Peninsular bighorn sheep Region 7, Alaska Guam & Northern Mariana Islands Southwestern invertebrates (4) Purple amole Guam species (6) Southwestern willow flycatcher Northern sea otter Quino checkerspot butterfly Rota bridled white-eye Spikedace and loach minnow Polar bear Riverside fairy shrimp Texas plants (2) Spectacled eider Robust spineflower Puerto Rico and US Virgin Islands Texas salamanders (4) Steller's eider San Bernardino kangaroo rat Catesbaea melanocarpa West Texas invertebrates San Diego ambrosia Guajon Yellow-billed cuckoo Region 8 San Diego fairy shrimp Zapata bladderpod Alameda whipsnake San Diego thornmint Marine Species Arroyo toad Zuni bluehead sucker San Jacinto Valley crownscale Atlantic Salmon (NOAA) Baker's and yellow larkspurs Santa Ana sucker Eulachon (NOAA) Bay checkerspot butterfly Region 3 Santa Cruz tarplant False killer whales (NOAA) Bi-State DPS greater sage grouse Scotts Valley polygonum Hine's emerald dragonfly Fin whale (NOAA) Big Bear Valley sandwort Scotts Valley spineflower Grotto sculpin Green sturgeon (NOAA) Braunton's milk-vetch Sierra amphibians (3) Piping plover (breeding population) Humpback whale (NOAA) Brodiaea filifolia Tumbling Creek cavesnail Sierra Nevada bighorn sheep Killer whale (NOAA) Buena Vista Lake shrew Sierra plants (2) North Atlantic right whale (NOAA) California coastal plants (3) Spreading navarretia Pacific salmon and steelhead (NOAA) Region 4 California gnatcatcher Suisun thistle & soft bird's-beak Alabama beach mouse California red-legged frog Thread-leaved brodiaea Canada Alabama sturgeon California taraxacum and San Tidewater goby Lake Sturgeon (Oceans/Fisheries Canada) Altamaha spinymussel Bernardino bluegrass Vail Lake ceanothus Appalachian elktoe California tiger salamander (Central, Ventura marsh milk-vetch Arkansas mussels (2) Species are listed under the lead Region, and habitat may Santa Barbara, and Sonoma Vernal pool species (15) include other areas outside of that region. In many cases, Braun's rockcress populations) Western snowy plover critical habitat designations were remanded voluntarily by Black warrior waterdog the Service in response to litigation or under court-order, Carbonate plants (5) Willowy monardella Cape Sable seaside sparrow requiring two or more rule packages and supporting Casey's june beetle Yadon's piperia Carolina heelsplitter economic analyses for single species. In such cases, the Coachella Valley milk-vetch Zayante band-winged grasshopper Caribbean plants (3) species is listed here only once. Fish Slough milk-vetch Cumberlandian mussels (5) .