An Assessment of Ecosystem Components in the Interior Columbia Basin
and Portion of the Klamath and Great Basins
Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8
Map 4-1Ecological Reporting Units (by name) 
Map 4-1 
UNIX(1661756 bytes) WINDOWS(447816 bytes) 

Map 4-2Water Quality-Impaired Waterbodies 
Map 4-2 
UNIX(3499451 bytes) WINDOWS(1350390 bytes) 

Map 4-3Dam Locations 
Map 4-3 
UNIX(325246 bytes) WINDOWS(209807 bytes) 

Map 4-4Stream Surveys 
Map 4-4 
UNIX(4986451 bytes) WINDOWS(2459960 bytes) 

Map 4-5Vegetation Types 
Map 4-5 
UNIX(3323105 bytes) WINDOWS(1953039 bytes) 

Map 4-6Management Classes 
Map 4-6 
UNIX(3595605 bytes) WINDOWS(1997828 bytes) 

Map 4-7Current distribution of brook, introduced rainbow, and brown trout by watershed, based on the assemblages database 
Map 4-7 
UNIX(1306477 bytes) WINDOWS(939682 bytes) 

Map 4-8Species Assemblages 
Map 4-8 
UNIX(2209825 bytes) WINDOWS(1184051 bytes) 

Map 4-9Probability of Occurrence of Bull Trout 
Map 4-9 
UNIX(2483211 bytes) WINDOWS(1274773 bytes) 

Map 4-10Potential Bull Trout Habitat 
Map 4-10 
UNIX(1933522 bytes) WINDOWS(584863 bytes) 

Map 4-11Current Status of Bull Trout 
Map 4-11 
UNIX(1369613 bytes) WINDOWS(526082 bytes) 

Map 4-12Probability of Occurrence of Yellowstone Cutthroat Trout 
Map 4-12 
UNIX(1069095 bytes) WINDOWS(382915 bytes) 

Map 4-13Current Status of Yellowstone Cutthroat Trout 
Map 4-13 
UNIX(1129781 bytes) WINDOWS(358810 bytes) 

Map 4-14Probability of Occurrence of Westslope Cutthroat Trout 
Map 4-14 
UNIX(1878121 bytes) WINDOWS(847266 bytes) 

Map 4-15Current Status of Westslope Cutthroat Trout 
Map 4-15 
UNIX(1657069 bytes) WINDOWS(729229 bytes) 

Map 4-16Probability of Occurrence of Sympatric Redband Trout 
Map 4-16 
UNIX(2328597 bytes) WINDOWS(1203155 bytes) 

Map 4-17Probability of Occurrence of Allopatric Redband Trout 
Map 4-17 
UNIX(1378305 bytes) WINDOWS(534798 bytes) 

Map 4-18Current Status of Sympatric Redband Trout 
Map 4-18 
UNIX(1766787 bytes) WINDOWS(807083 bytes) 

Map 4-19Current Status of Allopatric Redband 
Map 4-19 
UNIX(1214243 bytes) WINDOWS(417181 bytes) 

Map 4-20Probability of Occurrence of Steelhead 
Map 4-20 
UNIX(2135333 bytes) WINDOWS(1097906 bytes) 

Map 4-21Current Status of Steelhead 
Map 4-21 
UNIX(1562548 bytes) WINDOWS(642730 bytes) 

Map 4-22Salmon and Steelhead Genetic Integrity 
Map 4-22 
UNIX(1144152 bytes) WINDOWS(361961 bytes) 

Map 4-23Probability of Occurrence of Stream-Type Chinook 
Map 4-23 
UNIX(2053264 bytes) WINDOWS(1037586 bytes) 

Map 4-24Probability of Occurrence of Ocean-Type Chinook 
Map 4-24 
UNIX(1126639 bytes) WINDOWS(399460 bytes) 

Map 4-25Current Status of Stream-Type Chinook 
Map 4-25 
UNIX(1334959 bytes) WINDOWS(485314 bytes) 

Map 4-26Current Status of Ocean-Type Chinook 
Map 4-26 
UNIX(1006805 bytes) WINDOWS(304652 bytes) 

Map 4-27Number of Strong Key Species 
Map 4-27 
UNIX(1562838 bytes) WINDOWS(661512 bytes) 

Map 4-28Native Species 
Map 4-28 
UNIX(2399909 bytes) WINDOWS(1222657 bytes) 

Map 4-29Historical Key Salmonid Presence 
Map 4-29 
UNIX(2191393 bytes) WINDOWS(995619 bytes) 

Map 4-30Current Key Salmonid Presence 
Map 4-30 
UNIX(1829027 bytes) WINDOWS(836844 bytes) 

Map 4-31Fringe Areas 
Map 4-31 
UNIX(1058801 bytes) WINDOWS(303189 bytes) 

Map 4-32Narrow Endemic Species by Watershed 
Map 4-32 
UNIX(1050970 bytes) WINDOWS(305768 bytes) 

Map 4-33Threatened and Endangered Species by Watershed 
Map 4-33 
UNIX(982541 bytes) WINDOWS(300565 bytes) 

Map 4-34Fish Community Integrity 
Map 4-34 
UNIX(2161621 bytes) WINDOWS(1045306 bytes) 

Map 4-35Distribution of White Sturgeon (Historical, Current, and Introduced) 
Map 4-35 
UNIX(1022651 bytes) WINDOWS(318619 bytes) 

Map 4-36 Distribution of Klamath River Lamprey (Historical and Current) 
Map 4-36 
UNIX(939523 bytes) WINDOWS(266604 bytes) 

Map 4-37Distribution of River Lamprey (Historical and Current) 
Map 4-37 
UNIX(913579 bytes) WINDOWS(250945 bytes) 

Map 4-38Distribution of Pacific Lamprey (Historical and Current) 
Map 4-38 
UNIX(1305869 bytes) WINDOWS(530418 bytes) 

Map 4-39Distribution of Goose Lake Lamprey (Historical and Current) 
Map 4-39 
UNIX(917590 bytes) WINDOWS(253075 bytes) 

Map 4-40Distribution of Pit-Klamath Brook Lamprey (Historical and Current) 
Map 4-40 
UNIX(926503 bytes) WINDOWS(258100 bytes) 

Map 4-41aDistribution of Sockeye Salmon (Historical, Current,and Introduced)  
Map 4-41a 
UNIX(1181096 bytes) WINDOWS(432147 bytes) 

Map 4-41bDistribution of Sockeye Salmon (Historical, Spawning and Rearing Areas)  
Map 4-41b 
UNIX(969627 bytes) WINDOWS(293932 bytes) 

Map 4-42Distribution of Chum Salmon (Historical and Current)  
Map 4-42 
UNIX(921474 bytes) WINDOWS(256840 bytes) 

Map 4-43Distribution of Coho Salmon (Historical and Current)  
Map 4-43 
UNIX(992045 bytes) WINDOWS(302809 bytes) 

Map 4-44Distribution of Coastal Cutthroat Trout (Historical, Current, and Introduced)  
Map 4-44 
UNIX(926407 bytes) WINDOWS(257904 bytes) 

Map 4-45Distribution of Lahontan Cutthroat Trout (Historical, Current, and Introduced)  
Map 4-45 
UNIX(932534 bytes) WINDOWS(260238 bytes) 

Map 4-46Distribution of Pygmy Whitefish (Historical and Current)  
Map 4-46 
UNIX(936054 bytes) WINDOWS(266623 bytes) 

Map 4-47Distribution of Burbot (Historical, Current, and Introduced)  
Map 4-47 
UNIX(977573 bytes) WINDOWS(290001 bytes) 

Map 4-48Distribution of Sand Roller (Historical and Current)  
Map 4-48 
UNIX(937240 bytes) WINDOWS(268728 bytes) 

Map 4-49Distribution of Northern Roach (Historical and Current)  
Map 4-49 
UNIX(940325 bytes) WINDOWS(267328 bytes) 

Map 4-50Distribution of Alvord Chub (Historical and Current)  
Map 4-50 
UNIX(921317 bytes) WINDOWS(254676 bytes) 

Map 4-51Distribution of Borax Lake Chub (Historical and Current)  
Map 4-51 
UNIX(913349 bytes) WINDOWS(251025 bytes) 

Map 4-52Distribution of Catlow Tui Chub (Historical and Current)  
Map 4-52 
UNIX(915555 bytes) WINDOWS(252357 bytes) 

Map 4-53 Distribution of Oregon Lakes Tui Chub (Historical and Current) 
Map 4-53 
UNIX(916585 bytes) WINDOWS(252671 bytes) 

Map 4-54Distribution of Summer Basin Tui Chub (Historical and Current) 
Map 4-54 
UNIX(913316 bytes) WINDOWS(251432 bytes) 

Map 4-55Distribution of Sheldon Tui Chub (Historical and Current) 
Map 4-55 
UNIX(916917 bytes) WINDOWS(252803 bytes) 

Map 4-56Distribution of Hutton Tui Chub (Historical and Current) 
Map 4-56 
UNIX(913613 bytes) WINDOWS(251051 bytes) 

Map 4-57Distribution of Leatherside Chub (Historical and Current) 
Map 4-57 
UNIX(949377 bytes) WINDOWS(275039 bytes) 

Map 4-58Distribution of Foskett Speckled Dace (Historical and Current) 
Map 4-58 
UNIX(914761 bytes) WINDOWS(251111 bytes) 

Map 4-59Distribution of Lost River Sucker (Historical and Current) 
Map 4-59 
UNIX(921007 bytes) WINDOWS(255009 bytes) 

Map 4-60Distribution of Warner Sucker (Historical, Current, and Introduced) 
Map 4-60 
UNIX(925905 bytes) WINDOWS(258135 bytes) 

Map 4-61Distribution of Goose Lake Sucker (Historical and Current) 
Map 4-61 
UNIX(920540 bytes) WINDOWS(254169 bytes) 

Map 4-62Distribution of Shortnose Sucker (Historical and Current) 
Map 4-62 
UNIX(930621 bytes) WINDOWS(261265 bytes) 

Map 4-63Distribution of Klamath Largescale Sucker (Historical and Current) 
Map 4-63 
UNIX(937439 bytes) WINDOWS(264457 bytes) 

Map 4-64Distribution of Wood River Bridgelip Sucker (Historical and Current) 
Map 4-64 
UNIX(925471 bytes) WINDOWS(258994 bytes) 

Map 4-65Distribution of Torrent Sculpin 
Map 4-65 
UNIX(957573 bytes) WINDOWS(274917 bytes) 

Map 4-66Distribution of Shorthead Sculpin 
Map 4-66 
UNIX(949741 bytes) WINDOWS(271233 bytes) 

Map 4-67Distribution of Pit Sculpin (Historical and Current) 
Map 4-67 
UNIX(916956 bytes) WINDOWS(253176 bytes) 

Map 4-68Distribution of Slender Sculpin (Historical and Current) 
Map 4-68 
UNIX(921811 bytes) WINDOWS(255520 bytes) 

Map 4-69Distribution of Margined Sculpin (Historical and Current) 
Map 4-69 
UNIX(931785 bytes) WINDOWS(262525 bytes) 

Map 4-70Distribution of Wood River Sculpin (Historical and Current) 
Map 4-70 
UNIX(930897 bytes) WINDOWS(260707 bytes) 

Map 4-71Distribution of Shoshone Sculpin (Historical and Current) 
Map 4-71 
UNIX(916641 bytes) WINDOWS(252397 bytes) 

Map 4-72Distribution of Malheur Sculpin (Historical and Current) 
Map 4-72 
UNIX(936423 bytes) WINDOWS(264560 bytes) 

Map 4-73Stronghold Within And Outside Wilderness And Unroaded Areas 
Map 4-73 
UNIX(3972155 bytes) WINDOWS(1581241 bytes) 

Map 4-74Aquatic Categories 
Map 4-74 
UNIX(2381621 bytes) WINDOWS(943343 bytes) 

Map 4a-1Lakes 
Map 4a-1 
UNIX(585141 bytes) WINDOWS(432866 bytes) 

Map 4a-2Dilute Lakes 
Map 4a-2 
UNIX(102963 bytes) WINDOWS(91140 bytes) 

Map 4a-3Moderate Lakes 
Map 4a-3 
UNIX(210043 bytes) WINDOWS(147610 bytes) 

Map 4a-4Hardwater Lakes 
Map 4a-4 
UNIX(159910 bytes) WINDOWS(122180 bytes) 

Map 4a-5Saline Lakes 
Map 4a-5 
UNIX(79825 bytes) WINDOWS(77791 bytes) 

Components Assessment | Draft EIS | Evaluation of EIS Alternatives | Final EIS | Highlighted | Integrated |
Source Habitats | Summary | Supplemental Draft Environmental Impact Statement