deep and wide

"it is very deep and very wide." The depth and width of the sea emphasizes how large it is. (See: rc://en/ta/man/translate/figs-doublet)

teeming with innumerable creatures

"having in them more creatures than anyone could count"

more than anyone can count

This means creatures of all sizes. (See: rc://en/ta/man/translate/figs-merism)

"The ships travel on the sea"