[UCANSEE2]

wasn’t Dagon referred to as the fish-god because his head looked like a fish head?

Wrong half, I would say.

Other depictions seem to be based on a lot of artistic license and lack of research which seems to produce SWAMP THING.

[catbertz]

I see those pictures, and think..

[COBOL2Java]

That last one looks like Valerie Jarrett without her makeup.