Can you help the fish get to the other Can you help the fish get to the other side of the dam using the fish ladder? side of the dam using the fish ladder? Answer the questions correctly to move up each Answer the questions correctly to move up each

step!step!

A Game by Megan PodlogarA Game by Megan Podlogar

start

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

adult smolt

CORRECCORRECT!T!next question

No, the stage of a salmon’s life No, the stage of a salmon’s life when it swims upstream is when it swims upstream is

adult.adult.try again

How many stagesHow many stagesin a salmon’s life?in a salmon’s life?

three six

CORRECCORRECT!T!next question

No, there are No, there are sixsix stages stages in a salmon’s life.in a salmon’s life.

try again

What is the word for a voyage What is the word for a voyage that salmon embark on from that salmon embark on from their birthplace in their home their birthplace in their home streams out to the ocean and streams out to the ocean and

back again?back again?migration spawn

CORRECCORRECT!T!next question

try again

No, No, migrationmigration is a voyage that is a voyage that salmon embark on from their salmon embark on from their

birthplace in their home birthplace in their home streams out to the ocean and streams out to the ocean and

back again.back again.

What is the downstream What is the downstream portionportion

of a dam called?of a dam called?tailrace spillway

CORRECCORRECT!T!next question

try again

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

Salmon in the Northwest are Salmon in the Northwest are becoming extinct because of becoming extinct because of

dams preventing fish dams preventing fish migration.migration.

true false

CORRECT!CORRECT!Next question

try again

No, it’s No, it’s truetrue that salmon in the that salmon in the Northwest are becoming Northwest are becoming extinct because of dams extinct because of dams

preventing preventing fish migration.fish migration.

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

intake rack fish elevator

YOU WON!YOU WON!Your expertise has helped Your expertise has helped you engineer a way for this you engineer a way for this

little salmon to get over little salmon to get over the dam! the dam!

try again

No, No, fish elevatorfish elevator is the term is the termfor a lift that mechanically for a lift that mechanically brings fish up to the top brings fish up to the top

part of the reservoir.part of the reservoir.

When mature, an adult salmon When mature, an adult salmon returns to its birthplace returns to its birthplace

to _____.to _____.spawn

eat

CORRECCORRECT!T!next question

try again

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

A female salmon lays ________ A female salmon lays ________ eggs in a nest she digs eggs in a nest she digs in stream bed gravel.in stream bed gravel.

20-30 thousands of

CORRECCORRECT!T!next question

try again

No, a female salmon lays No, a female salmon lays thousands ofthousands of eggs in a nest eggs in a nest

she digs in stream bed gravel.she digs in stream bed gravel.

In which stage of a salmon’s In which stage of a salmon’s life does it swim downstream life does it swim downstream

towards the sea?towards the sea?smolt

alevin

CORRECCORRECT!T!next question

try again

In the In the smoltsmolt stage of a stage of a salmon’s life, it swims salmon’s life, it swims

downstream downstream towards the sea.towards the sea.

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

egress spillway

CORRECCORRECT!T!next question

try again

No, the physical act of a No, the physical act of a salmon swimming past a salmon swimming past a

dam is called dam is called egress.egress.

What is the term for human-What is the term for human-made steps up a dam that act made steps up a dam that act

like a series of natural like a series of natural waterfalls, which help salmon waterfalls, which help salmon

cross the dam?cross the dam?fish ladderfish elevator

CORRECCORRECT!T!next question

try again

No, a No, a fish ladderfish ladder is a set of is a set of human-made steps up a dam human-made steps up a dam

that acts like a series of that acts like a series of natural waterfalls, helping natural waterfalls, helping

salmon salmon cross the dam.cross the dam.

Which of the words below is Which of the words below is one one

of the life stages of a salmon?of the life stages of a salmon?alevintadpole

CORRECCORRECT!T!next question

try again

No, No, alevinalevin is one of the life is one of the life stages of a salmon.stages of a salmon.

Sound or light diversion Sound or light diversion devices help fish that are devices help fish that are

swimming ___________.swimming ___________.upstream downstrea

m

CORRECCORRECT!T!next question

try again

No, sound or light diversion No, sound or light diversion devices help fish that are devices help fish that are swimming swimming downstreamdownstream by by keeping them away from keeping them away from

turbine intakes.turbine intakes.

What is the reproduction What is the reproduction process of a salmon called?process of a salmon called?

spawning budding

CORRECCORRECT!T!next question

try again

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

Intake screens prevent fish Intake screens prevent fish from getting caught in ______ from getting caught in ______

when swimming downstream.when swimming downstream.

seaweeseaweedd

turbine intakesturbine intakes

CORRECT!CORRECT!next questionnext question

try againtry again

No, intake screens preventNo, intake screens preventfish from getting caught in fish from getting caught in

turbine intakesturbine intakes when when swimming downstream.swimming downstream.

Newly hatched salmon swim Newly hatched salmon swim upstream to find food.upstream to find food.

truetrue falsefalse

CORRECT!CORRECT!next questionnext question

try againtry again

No, newly hatched salmon stay No, newly hatched salmon stay in the nest and get food from a in the nest and get food from a

food sac that is attached to food sac that is attached to them. them. (Answer: false)(Answer: false)

What is the term for a boat What is the term for a boat that collects fish and carries that collects fish and carries

them them over a dam to deposit over a dam to deposit

them on the other side?them on the other side?bypass bargebypass barge fishing boatfishing boat

YOU WON!YOU WON!Your expertise has helped Your expertise has helped you engineer a way for this you engineer a way for this

little salmon to get over little salmon to get over the dam! the dam!

try againtry again

No, a No, a bypass bargebypass barge is a boat is a boat that collects fish and carries that collects fish and carries them over a dam to deposit them over a dam to deposit

them on the other side.them on the other side.

When an engineer designs a When an engineer designs a dam, s/he considers how it will dam, s/he considers how it will

affect the fish swimming affect the fish swimming both downstream AND both downstream AND

upstream.upstream.truetrue falsefalse

YOU WON!YOU WON!Your expertise has helped Your expertise has helped you engineer a way for this you engineer a way for this

little salmon to get over little salmon to get over the dam! the dam!

try againtry again

No, it is No, it is truetrue that when an that when an engineer designs a dam, s/he engineer designs a dam, s/he

considers how it will affect the considers how it will affect the fish swimming both fish swimming both

downstream AND upstream.downstream AND upstream.