Leviticus 11:10 says "all that have not fins and" these "in the seas" shall be an abomination
But these are to be detestable to you: everything in the seas or streams 
that... [DOC] [TLE] Leviticus 11:10 KJV: And all that have not fins and scales in the seas ... [PAR] And all that have not fins and scales in the seas, and in the rivers, of all that move 
... and of any living thing which is in the waters, they shall be an abomination unto 
you: ...