<span>Main sources of tin come from China, Indonesia, and Peru
Whilst lesser sources include Brazil, Bolivia, Australia,
There are a dozen more countries though</span>
After some research, I'd say that the international treaties outlining proper use of international waters for fishing <span>has had the greatest impact on the fishing industry in north America. </span>I hope that this is the answer that you were looking for and it has helped you.
Explanation: all the continents on Planet,'Earth':
1. Africa,
2.south America,
3.Antarctica,
4. Asia,
5.Australia,
6. Europe.
7.north America
They do not have lungs.
They can lay up to 250 eggs a day (one at a time YIKES!)
They are poisonous (to vertebrates)