Dib gets to his feet easily enough, although the big red fish is still lying patiently on the ground and Dib doesn't look like he's going pick it back up for a while.

"I'm okay! So it really DOES listens to me... sort of. And it knows Ta--uh, I mean, it can actually fight!"

This means he won't have to swing it around like a huge scaled club to "tackle" other things, which was his ORIGINAL plan.