Marine fish of tropical and temperate seas with thick lips strong teeth a bright coloration?

Based on your description, you're likely thinking of a wrasse!

Here's why:

* Thick lips and strong teeth: Wrasses have prominent, fleshy lips and strong, often pointed teeth that they use for crushing shellfish and crustaceans.

* Bright coloration: Wrasses are known for their vibrant and often striking colours, which can vary depending on the species and their mood. They can be red, blue, green, yellow, and more!

* Tropical and temperate seas: Wrasses are found in tropical and temperate waters around the world.

Let me know if you'd like more information about wrasses, or if you had a different fish in mind!