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Can you help the fish get to the other side of the dam using the fish ladder? Answer the questions correctly to move up each step! A Game by Megan Podlogar.

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Presentation on theme: "Can you help the fish get to the other side of the dam using the fish ladder? Answer the questions correctly to move up each step! A Game by Megan Podlogar."— Presentation transcript:

1 Can you help the fish get to the other side of the dam using the fish ladder? Answer the questions correctly to move up each step! A Game by Megan Podlogar start

2 In what stage of a salmon’s life does it swim upstream? adult smolt

3 CORRECT! next question next question

4 No, the stage of a salmon’s life when it swims upstream is adult. try again try again

5 How many stages in a salmon’s life? three six

6 CORRECT! next question next question

7 No, there are six stages in a salmon’s life. try again try again

8 What is the word for a voyage that salmon embark on from their birthplace in their home streams out to the ocean and back again? migration spawn

9 CORRECT! next question next question

10 try again try again No, migration is a voyage that salmon embark on from their birthplace in their home streams out to the ocean and back again.

11 What is the downstream portion of a dam called? tailrace spillway

12 CORRECT! next question next question

13 try again try again No, the downstream portion of a dam is called the tailrace.

14 Salmon in the Northwest are becoming extinct because of dams preventing fish migration. true false

15 CORRECT! Next question Next question

16 try again try again No, it’s true that salmon in the Northwest are becoming extinct because of dams preventing fish migration.

17 What is the term for a lift that mechanically brings fish up to the top part of the reservoir? intake rack intake rack fish elevator fish elevator

18 YOU WON! Your expertise has helped you engineer a way for this little salmon to get over the dam!

19 try again try again No, fish elevator is the term for a lift that mechanically brings fish up to the top part of the reservoir.

20 When mature, an adult salmon returns to its birthplace to _____. spawn eat

21 CORRECT! next question next question

22 try again try again No, when mature, an adult salmon returns to its birthplace to spawn.

23 A female salmon lays ________ eggs in a nest she digs in stream bed gravel thousands of thousands of

24 CORRECT! next question next question

25 try again try again No, a female salmon lays thousands of eggs in a nest she digs in stream bed gravel.

26 In which stage of a salmon’s life does it swim downstream towards the sea? smolt alevin

27 CORRECT! next question next question

28 try again try again In the smolt stage of a salmon’s life, it swims downstream towards the sea.

29 What do we call the physical act of a salmon swimming past a dam? egress spillway

30 CORRECT! next question next question

31 try again try again No, the physical act of a salmon swimming past a dam is called egress.

32 What is the term for human-made steps up a dam that act like a series of natural waterfalls, which help salmon cross the dam? fish ladder fish ladder fish elevator fish elevator

33 CORRECT! next question next question

34 try again try again No, a fish ladder is a set of human-made steps up a dam that acts like a series of natural waterfalls, helping salmon cross the dam.

35 Which of the words below is one of the life stages of a salmon? alevin tadpole

36 CORRECT! next question next question

37 try again try again No, alevin is one of the life stages of a salmon.

38 Sound or light diversion devices help fish that are swimming ___________. upstream downstream

39 CORRECT! next question next question

40 try again try again No, sound or light diversion devices help fish that are swimming downstream by keeping them away from turbine intakes.

41 What is the reproduction process of a salmon called? spawning budding

42 CORRECT! next question next question

43 try again try again No, the reproduction process of a salmon is called spawning.

44 Intake screens prevent fish from getting caught in ______ when swimming downstream. seaweed turbine intakes turbine intakes

45 CORRECT! next question next question

46 try again try again No, intake screens prevent fish from getting caught in turbine intakes when swimming downstream.

47 Newly hatched salmon swim upstream to find food. true false

48 CORRECT! next question next question

49 try again try again No, newly hatched salmon stay in the nest and get food from a food sac that is attached to them. (Answer: false)

50 What is the term for a boat that collects fish and carries them over a dam to deposit them on the other side? bypass barge bypass barge fishing boat fishing boat

51 YOU WON! Your expertise has helped you engineer a way for this little salmon to get over the dam!

52 try again try again No, a bypass barge is a boat that collects fish and carries them over a dam to deposit them on the other side.

53 When an engineer designs a dam, s/he considers how it will affect the fish swimming both downstream AND upstream. true false

54 YOU WON! Your expertise has helped you engineer a way for this little salmon to get over the dam!

55 try again try again No, it is true that when an engineer designs a dam, s/he considers how it will affect the fish swimming both downstream AND upstream.


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