Lusk or Willis, or anyone for that matter....
On page 25 within the article about electrofishing, in the photo of the live well in the upper left of the page, there's one larger fish that's upside down, in the center right of the live well.

What kind of fish is that?

Excerpt from Robert Crais' "The Monkey's Raincoat:"
"She took another microscopic bite of her sandwich, then pushed it away. Maybe she absorbed nutrients from her surroundings."