Scuba diving and underwater fishing are permitted in some areas of Island Beach State Park. Divers must register with park management prior to their first dive of the season. A valid diving certificate is required and divers are required to use the buddy system.
Spear Fishing, which is allowed in certain offshore areas, is governed by state regulations. You can find the latest fishing regulations at the New Jersey Fish and Wildlife web page.
Diving in and around Barnegat Inlet is controlled under New Jersey Boating Commission Special Regulations. These laws are posted at the State Police web site.