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Published byBlaise Strickland Modified over 8 years ago
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Fishes of Idaho
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The Study of Fish = Ichthyology
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Early civilizations studied Fish Important as: Food Source Cultural Ceremonial
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Why do we continue to Study Fish? Because they are important
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*Ecologically – part of the web of life
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*Provide jobs & Food – Yummm !
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*Fishing is Fun !
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*Fish are Interesting & Beautiful
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Fish Fact: fish have two names 1. Common name: bluegill (bream, roach, shellcracker, sunfish, France = crapet) 2. Scientific name: Lepomis macrochirus
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Fish Fact: there are more kinds of fish than kinds of birds + mammals + reptiles 28,800 different species
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Many different Shapes:
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More Shapes:
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Many Different Sizes: Smallest = Infantfish 1/100 meter Largest = Whale shark 12 meters
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Many Different Colors:
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Many food preferences: = =
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Anglers imitate insects with fur and feathers
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Many Different Habitats: What makes this run a good habitat?
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Three Main Habitats: 58% Live in Salt Water 41% Live in Fresh Water
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The rest (1%) are Anadromous
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The Path salmon swim from Idaho to the ocean and back again Riggins, ID to Pacific = 600 miles Stanley, ID to Pacific = 900 miles
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How is this dam affecting migrating salmon? 75,000
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Fish Fact: United States (including Alaska and Hawaii) 2,000 different species 40 now extinct
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Fish Fact: Idaho 39 native fish species -1 extinct >60 exotic fish species
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Fish Fact: Idaho has 8 Native Fish groups: 1. Sturgeon 2. Lamprey 3. Minnows 4. Suckers 5. Sculpin 6. Codfish 7. Trout-Perch 8. Whitefish/Trout/Salmon
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1. Sturgeon = 1 2. Lamprey = 1 3. Minnows = 10 4. Suckers = 6 5. Sculpin = 8 6. Codfish = 1 7. Trout-Perch = 1 8. Whitefish = 5 Trout = 3 Salmon: 3-1 extinct = 2
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1. Sturgeon Idaho = White sturgeon
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Sturgeon feed on salmon carcasses
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1,500 pound Idaho Sturgeon - 1911
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2. Lamprey Idaho = Pacific Lamprey
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3. Minnows Ten (10) Species
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4. Suckers Six (6) Species
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5. Sculpin Eight (8) Species
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6. Codfish Idaho = Burbot
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Live in large lakes in Northern Idaho
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7. Troutperch Idaho = Sandroller Adipose fin Adipose fin = unique to the sandroller, trout, whitefish, and salmon
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8. Whitefish/Trout/Salmon Eleven (11) Species
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Whitefish Five (5) Species
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Mountain Whitefish
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Trout Three (3) Species
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= Cutthroat Trout What is the Idaho State Fish ?
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Yellowstone Westslope
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Bull Trout
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Rainbow Trout
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Anadromous Rainbow = Steelhead
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Salmon Three (3) Species
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Salmon Nest Salmon eggs are buried in gravel
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After spawning, all salmon die & add nutrients to the streams
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Chinook salmon = King salmon
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97 pound Chinook Salmon from Alaska
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Sockeye salmon = redfish
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Redfish Lake
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Coho salmon = extinct in Idaho
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Habitat Use Different size fish live in different habitats
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The Exotic Invaders = Fish not native to Idaho
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How did Exotic Fish Come to Idaho ? People Brought them here
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Bluegill
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Perch
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Bass
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Northern Pike
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