Assertion: catfish's fin | /r/HasAspect | shorter anal fin base
Facets:
value: relatively
type: DEGREE
Source sentences:
text: The channel catfish has scattered dark spots on the back and sides (the blue catfish never has them); the channel catfish has the outer margin of the anal fin rounded outward rather than straight, and the anal fin has fewer rays (usually 24–29) and a relatively shorter anal fin base.