Trolling for channel catfish with bait from a float tube gets exciting real quick, but it also brings frustration with it. Sometimes they hit like freight trains and sometimes the hit is so faint to could be a pesky mud-cat. I suppose it all depends on the mood of the cat. I’ve switched back and forth with treble hooks and circle hooks to increase my hook rate, but I’ve yet to master it.
Here’s an example of an initially soft nibble from a cat and then the HIT: