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Fishes of Idaho. The Study of Fish = Ichthyology.

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Presentation on theme: "Fishes of Idaho. The Study of Fish = Ichthyology."— Presentation transcript:

1 Fishes of Idaho

2 The Study of Fish = Ichthyology

3 Early civilizations studied Fish Important as: Food Source Cultural Ceremonial

4 Why do we continue to Study Fish? Because they are important

5 *Ecologically – part of the web of life

6 *Provide jobs & Food – Yummm !

7 *Fishing is Fun !

8 *Fish are Interesting & Beautiful

9 Fish Fact: fish have two names 1. Common name: bluegill (bream, roach, shellcracker, sunfish, France = crapet) 2. Scientific name: Lepomis macrochirus

10 Fish Fact: there are more kinds of fish than kinds of birds + mammals + reptiles 28,800 different species

11 Many different Shapes:

12 More Shapes:

13 Many Different Sizes: Smallest = Infantfish 1/100 meter Largest = Whale shark 12 meters

14 Many Different Colors:

15 Many food preferences: = =

16 Anglers imitate insects with fur and feathers

17 Many Different Habitats: What makes this run a good habitat?

18 Three Main Habitats: 58% Live in Salt Water 41% Live in Fresh Water

19 The rest (1%) are Anadromous

20 The Path salmon swim from Idaho to the ocean and back again Riggins, ID to Pacific = 600 miles Stanley, ID to Pacific = 900 miles

21 How is this dam affecting migrating salmon? 75,000

22 Fish Fact: United States (including Alaska and Hawaii) 2,000 different species 40 now extinct

23 Fish Fact: Idaho 39 native fish species -1 extinct >60 exotic fish species

24 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

25 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

26 1. Sturgeon Idaho = White sturgeon

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28 Sturgeon feed on salmon carcasses

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30 1,500 pound Idaho Sturgeon - 1911

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34 2. Lamprey Idaho = Pacific Lamprey

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39 3. Minnows Ten (10) Species

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43 4. Suckers Six (6) Species

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45 5. Sculpin Eight (8) Species

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48 6. Codfish Idaho = Burbot

49 Live in large lakes in Northern Idaho

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52 7. Troutperch Idaho = Sandroller Adipose fin Adipose fin = unique to the sandroller, trout, whitefish, and salmon

53 8. Whitefish/Trout/Salmon Eleven (11) Species

54 Whitefish Five (5) Species

55 Mountain Whitefish

56 Trout Three (3) Species

57 = Cutthroat Trout What is the Idaho State Fish ?

58 Yellowstone Westslope

59 Bull Trout

60 Rainbow Trout

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62 Anadromous Rainbow = Steelhead

63 Salmon Three (3) Species

64 Salmon Nest Salmon eggs are buried in gravel

65 After spawning, all salmon die & add nutrients to the streams

66 Chinook salmon = King salmon

67 97 pound Chinook Salmon from Alaska

68 Sockeye salmon = redfish

69 Redfish Lake

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71 Coho salmon = extinct in Idaho

72 Habitat Use Different size fish live in different habitats

73 The Exotic Invaders = Fish not native to Idaho

74 How did Exotic Fish Come to Idaho ? People Brought them here

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77 Bluegill

78 Perch

79 Bass

80 Northern Pike

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