Crossword Clue:

a lungfish a type of fish

AnswerCrossword Clue
SEAPlace for a FISH (which is a hint to this puzzle's theme)
EELA pelican gulper is a type of one
ROTHSenator William who pioneered a type of I.R.A.
LAIDBACKUnlike a type A
RELAXAdvice to a type-A person
MANANAWhat a type-A person rarely says