Synonyms for Sandbar Shark (same or very similar meaning)
WordNet sense 1 (widely distributed shallow-water shark with fins seemingly dipped in ink):
blacktip shark, Carcharhinus limbatusWordNet sense 2 (most common grey shark along coasts of middle Atlantic states; sluggish and occasionally caught by fishermen):
Carcharhinus plumbeusFrom the ODE community, based on WordNetadd/edit