Introduction to Salmon Habitat Restoration in S’ólh Téméxw: Quiz 1

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

The answers to the questions in this quiz are covered in Lesson 1: The Tyee Team

Good habitat restoration work returns salmon habitat to a pre-disturbance state.

1 point

True

False

Clear selection

What is an "off channel" ?

1 point

A place nest salmon dig to spawn in.

A channel where the oxygen is too low for young salmon to survive.

A quiet side channel or back sloughs of a river.

Clear selection

Who should you contact before beginning a new habitat restoration project?

1 point

Your local member of Parliament

Your local Community Advisor of the DFO Salmonid Enhancement Program

A marine biologist

Clear selection

Why do some people consider Steelhead trout the sixth type of salmon in S’ólh Téméxw?

1 point

They have the same life cycle patterns as salmon

They are just as endangered as salmon

They are all part of the genus Oncorhynchus

Clear selection

Why advantages do mainstem pools offer Chinook salmon?

1 point

Their shallow waters make perfect spawning areas

Their deep, open waters also Chinook to avoid predators

The warm water allows them to grow to 70 mm

Clear selection

What are the 5 species of salmon in S’ólh Téméxw?

1 point

chinook, chum, sockeye, coho, pink

chinook, spring, steelhead, coho, pink

chinook, tyee, sockeye, coho, atlantic

Clear selection

What is a Conservation Unit (CU)?

1 point

A team of marine biologists who do conservation work for the DFO.

Related salmon species that benefit from the same types of restoration projects.

A group of wild salmon unique enough that they cannot be replaced in a human lifetime if extirpated.

Clear selection

What effect can flood infrastructure have on salmon habitat?

1 point

It can prevent young fish from reaching tidal channels – a critical habitat.

Dams create ideal habitat that little coho fry use in the spring.

Can prevent the winter flooding salmon rely on for spawning.

Clear selection

How can we ensure Harrison River Chinook return in large numbers from the ocean?

1 point

We have to conduct more marine-based studies of their Conservation Unit (CU).

Increase the number of smolts that make it to the ocean in the first place.

Keep beaches reached by the Fraser Plume clear of pollution.

Clear selection

How can an increase in sediment in the water kill young fish?

1 point

Sediment in the water makes it impossible to navigate and find food; they starve.

Sediment in the water limits their supply of oxygen; they suffocate.

Sediment in the water increases the water temperature; they overheat.

Clear selection

What is the correct term for large logs placed in piles which provide a place for fish to hide under and keep away from predators?

1 point

Log jams

Redds

Fish ladders

Clear selection

Which of the following is not another name for Chinook salmon?

1 point

King

Tyee

Spring

Silver

Clear selection

What salmon-build feature of Harrison River is pictured here?

1 point

Dunes

Sandbars

Gravelbars

Clear selection

How long do Chinook salmon live?

1 point

1 year; they return every year to spawn.

2 years; they spend 1 year in the ocean before returning to spawn.

Usually 3-5 years but up to 7.

Clear selection

Why are sedges, shrubs and trees often planted along the banks of a restored tidal channel?

1 point

They attract insects, which fall into the water and feed young salmon.

They keep the newly formed banks stable

Increasing biodiversity should be considered during every restoration project

All of the above

Clear selection

Submit

Clear form

This content is neither created nor endorsed by Google. - Terms of Service - Privacy Policy

Does this form look suspicious? Report

Forms