Add butter/olive oil combination. Add the fillets, without crowding. Increase heat to high and saute, shaking the pan from time to time, until the bottom of the fish is nicely browned, about 3 minutes. Turn and brown the other side. Remove fish to a plate and keep warm in the oven. Repeat with remaining fillets.
Copepods are considered to be primary consumers. They form an important link in the food chain. Their diet consists of small plant plankton.
Conservatively, there are more than 10,000 species of recognized copepods, making them the most abundant multi-celled animal on the planet, even more than insects. Food for Thought Copepods keep our oceans and waters clean by eating algae, bacteria and dead matter.