11. Both sides reported progress on agreeing measures to conserve the dwindling flatfish stocks. 12. The rapid colour changes in some flatfish , cephalopods, chameleons are examples. 13. Flatfish are then chilled slowly to maintain circulation and facilitate the bleeding process.14. Many vertebrate bottom feeders may bury themselves, such as flatfish or stingray. 15. They are also used for baiting lobster pots and handlines for catching flatfish . 16. They are one of the most common flatfish of the Gulf of Mexico. 17. Most of the flatfish were caught on sardines, while some hit on mackerel. 18. Seafood specialties include Chilean sea bass and Monterey Bay sand dabs, a flatfish . 19. They are in the same family of flatfish . 20. No other flatfish is known from hydrothermal vents.