To amend the Endangered Species Act of 1973 to ban the importation of shrimp into the United States from nations whose fishing practices or other activities adversely affect sea turtles.

Amends the Endangered Species Act of 1973 to ban the importation into the United States of shrimp or shrimp products originating from nations which: (1) do not require the use of turtle excluder devices by their shrimp fishing vessels; (2) allow the taking of sea turtle eggs on their beaches; or (3) engage in other activities which adversely affect the ability of the sea turtle to survive or reproduce.

Requires the Secretary of Commerce to publish and periodically update a list of nations which engage in such activities.

Prescribes civil and criminal penalties for violations of this Act.