Across
- 1. — Chain reaction in the food web caused by removing a key species.
- 5. — A government‑set limit on how many fish can be caught.
- 6. — Scientific measurement of fish population health.
- 7. — The process of fish releasing eggs to reproduce.
- 8. — What happens when a fish population falls below recovery levels.
- 11. — A community of organisms interacting with their environment.
- 13. — A wall‑like net that traps fish by their gills.
- 15. — Destruction of environments fish need to survive.
- 16. — A protected ocean area where fishing is restricted or banned.
- 19. — Variety of life in an ecosystem.
- 20. — Monitoring and punishing illegal fishing activity.
Down
- 2. — Farming fish in controlled environments.
- 3. — Managing fish so populations stay healthy long‑term.
- 4. — A fishing method using a long line with many baited hooks.
- 9. — Unintended species caught in fishing nets.
- 10. — Seasonal movement of fish between habitats.
- 12. — Removing fish faster than they can reproduce.
- 14. — A large fishing boat that drags nets along the sea floor.
- 17. — Fishing without permission or breaking conservation laws.
- 18. — An area where fish are harvested for commercial use.