Related by context. Frequent words. (Click for all words.) 61 Milltown Dam 57 coffer dam 57 Elwha 56 Elwha River 55 spawning habitat 55 Snake River dams 54 weir 53 Snake River 53 dam 53 fishway 52 salmon spawning 51 Middle Fork 51 fish hatchery 51 bull trout 51 hydroelectric dams 51 woody debris 50 spawning beds 50 dam spillway 50 hatchery steelhead 50 dams 50 Nisqually River 50 beaver dams 50 streambed 49 weirs 49 diking 49 Skokomish 49 beaver dam 49 coulee 48 migrating salmon 48 Chehalis River 48 steelhead 48 bridge abutments 48 contaminated sediments 48 Blackfoot River 47 PacifiCorp 47 cofferdam 47 tailrace 47 Cowlitz River 47 culverts 47 Deschutes River 47 migratory fish 47 riparian habitat 47 Budd Inlet 47 Taum Sauk 46 coho salmon 46 mainstem 46 hydropower dams 46 aquatic habitat 46 Friant Dam 46 hydropower dam 46 bridge pilings 46 Lake Pend Oreille 46 Flaming Gorge 45 train trestle 45 Chetco River 45 Chena River 45 Bonneville Dam 45 spawning salmon 45 endangered species protections 45 Canyon Dam 45 Grand Coulee Dam 45 salmon 45 Duwamish River 45 streambeds 45 tidal marsh 45 floodplain 45 Susitna 45 Book Cliffs 45 Tenmile 45 Snake rivers 45 smokestack 45 chinook salmon 45 cottonwood tree 45 steelhead trout 45 blowdown 45 Santiam River 45 By Gina Gallucci 45 riprap 45 pumphouse 45 sewage lagoon 45 Rogue River 44 pilings 44 Coho salmon 44 Toutle 44 sediment 44 spillway gates 44 coho 44 boat ramp 44 evaporation ponds 44 Yakama Indian 44 railroad trestle 44 cottonwood trees 44 spawning grounds 44 wetlands mitigation 44 UPPCO 44 tidal wetlands 44 lake sturgeon 44 sockeye 44 breakwall 44 brushpiles 44 Animas River