Do Dusky Sharks Have an Interdorsal Ridge?

They have a defined interdorsal ridge (ridge of skin going down the back between the two dorsal fins). The upper and lower teeth are nearly erect. The upper teeth are triangular with serrated edges.

Which shark has Interdorsal Ridge?

Sandbar shark, bignose shark, and silky shark have interdorsal ridges.

Can you keep a dusky shark?

Dusky sharks cannot be retained recreationally. There are 22 species of sharks that cannot be kept recreationally. For the entire list of sharks that cannot be kept, see the Atlantic HMS Recreational Compliance Guide here. How many sharks can recreational fishermen keep per fishing trip?

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.