ballast water ecological impact. ballast water video watch the video on ballast water in order to...
Post on 17-Dec-2015
216 Views
Preview:
TRANSCRIPT
Ballast WaterEcological Impact
Ballast Water Video
• Watch the video on ballast water in order to explain:1. What is ballast water?2. Why do ships use ballast water?3. What can be harmful about ballast water?4. Name at least 2 organisms that have come from
ballast water.5. How have they caused problems in marine
ecosystems?6. How many species have been found in the Great Lakes
that have likely come from ballast water?
Zebra Mussells
Water Comb Jelly
Independent Research
For the invasive species provided please explain:• What trophic levels have been effected by the
introduction of this species?• How did this species get introduced to the
area?
top related