

They get at least 50% larger than this one. It turns out these are pretty rare in southeast Ohio, I suspect due to a lack of cold water. This one was found in a tiny headwater stream, at the bottom of a steep-walled ravine.
In late April last year, I found some of their eggs, laid on the bottom of a submerged rock:

Here's a couple of amphibians seen today (can't resist), near where the sculpin was found:

Pseudotriton ruber

Gyrinophilus porphyriticus