1.   Before the final vote, conservationist provisions sought by moderates were added to limit catches and to control the wasteful killing of fish in shrimp nets.

2.   Coogan said the TEDS now on shrimp nets apparently are ineffective.

3.   Environmental groups say one reason for the decline is the fact that shrimp nets around the world catch and drown thousands of turtles each year.

4.   Some shrimp nets trap turtles.

5.   Dr Sulaiman said the department was working with several fishermen in Perak to test turtle excluder devices, which allowed turtles to escape from fishing or shrimp nets.

6.   Some are taken for food, but many more die in shrimp nets.