GROUNDFISH

Species that are usually caught near the ocean bottom, including cod, haddock, pollock, redfish, halibut, flounder, and many others. View List >>

PELAGICS

The "pelagic" species live in midwater or close to the surface. They include herring, capelin, swordfish, tuna, and many others. View List >>

INVERTEBRATES

Any animal without a backbone or spinal column. They include lobster, crab, shrimp, clams, scallops and many others. View List >>

DIADROMOUS

A general term referring to both anadromous and catadromous species. "Anadromous" species such as salmon spawn in fresh water but spend part of their lives in the ocean.  "Catadromous" species, eels being the main example, spawn in the ocean but live part of their lives in fresh water. View List >>

MARINE MAMMALS

The term marine mammal is applies to all species of whales, dolphins, porpoises, seals and sea lions. View List >>

FRESHWATER

Species that are not of the sea. 
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AQUATIC TOPICS

Topics related to plants or animals growing or living in water, whether marine waters or freshwaters. 
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