From a ballet of white-tip reef sharks to a cardinal fish releasing freshly hatched babies from its mouth, these underwater ...

fish swarm stock illustrations Seafood label template on a dark background. Fish vintage illustration for the menu of fish restaurants, markets and shops in the style of an old worn engraving.

Then, the label watershed algorithm is used to identify the fish, and the coordinates of different individuals in the fish swarm are obtained. Combined with the experimental size constraints and the ...