Over-Fishing

Fish are a renewable resource  If used carefully fish stocks need never be depleted Can be seriously depleted if over-exploited  In many parts of the world over-fishing is so great fish cannot recover their numbers through breeding

Big Ships  super-trawlers fleets factory ships - process fish at sea refrigerated holds - stores fish for long periods of time

Modern Equipment  Echo sounders and sonar equipment - used to locate fish Radar reveal

Over-Fishing

Why Over-Fishing Takes Place