marine wiki:
[yle="font-weight:bold;"> Marine Is an umbrella term for things relating to the ocean, as with Marine biology, Marine geology, and as a term for a navy, etc. In scientific contexts, the term almost always refers exclusively to saltwater environments, although in other contexts (e.g., engineering) it may refer to any (usually navigable) body of water.
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fish wiki:
>For other uses, see Fish (disambiguation). Conodonta HyperoartiaPetromyzontidae (lampreys) Pteraspidomorphi (early jawless fish) Thelodonti Anaspida Cephalaspidomorphi (early jawless fish)GaleaspidaPituriaspidaOsteostraci Gnathostomata (jawed vertebrates)PlacodermiChondrichthyes (cartilaginous fish)AcanthodiiOsteichthyes (bony fish) Actinopterygii (ray-finned fish)Sarcopterygii (lobe-finned fish)Actinistia (coelacanths)Dipnoi (lungfish)
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