Yes, you just need to work your hands into position and then grab it. I don't think that it's a good idea to do it if you aren't going to eat the fish, because

Yes, you just need to work your hands into position and then grab it. I don't think that it's a good idea to do it if you aren't going to eat the fish, because I remember having to grab it very forcefully in the gills to be sure that it wouldn't slip away.