Ecosystem Crossword

How has ________ affected the ecosystems in Canada?
______ million tonnes of fish are provided to us each year.
200 _______ people work in the fishing industry.
Overfishing kills or hurts many ________ species such as dolphins, birds, and sea lions.
Overfishing endangers animals because we fish their ____.
By _______ one species, it hurts the other species or spaces.
If we protect __________ it guarantees a healthy future for them, and us.
Sometimes animals disappear because of _______ reasons, such as a cold winter.
Other times they disappear or die from _________ in the air, water, or earth.
Overfishing has affected the ecosystems in ______.
In Alaska, penguins starved to death because fisherman caught too many ______ and fish.
Since 1970, overfishing has been the worlds biggest _______.