VocabularyAppearanceHabitatFeedingRecovery

What do we call it when we make adjustments to a new situation or environmental changes?

adaptation

What do we call it when we carefully manage a resource so that we do not use it all up?

conservation

What is a very young sturgeon called?

juvenile

What do we call it when something changes over time?

evolution

What do we call a resource that we cannot make more of or replace?

non-renewable

What is the general shape of the sturgeon?

cylindrical

About how long is a full grown sturgeon?

6 meters

What is the sturgeon body covered with?

bony plates

What are the four whiskers near the mouth called?

barbels

What is the sturgeon skeleton made of?

cartilage

How far might a sturgeon move to get to its winter location?

100 + km

What type of water do adult sturgeons tend to prefer?

deep, fast water

What type of water do juveniles tend to prefer?

slow backwaters, sloughs

Do sturgeon always like to spawn in the same type of river bottom?

No, they spawn in diverse types of river channels.

What is one reason we sometimes find sturgeon in a lake?

passing through from one river to another

Where in the river do sturgeon like to eat?

the bottom

How does the sturgeon use their barbels to help them eat?

to locate prey

Why does the sturgeon mouth protrude ?

to help them suck up their food

What do small sturgeon eat?

Insect larvae, flies

What do large sturgeon add to their diet?

small fish

What two North American countries have a sturgeon recovery plan?

Canada, United States

Which levels of the Canadian government are involved in the recovery plan?

all three levels

What is the purpose of the Sturgeon Recovery Plan?

to stabilize and rebuild the sturgeon population

Why did we release the sturgeon?

to help the Recovery Plan

What are some threats to the sturgeon population?

over fishing, dams, water diversions, pollution etc