Provides awareness-level education in water-rescue hazards, scene size-up, responder safety, shore-based rescue techniques, PPE, resource activation, and integration with technical rescue resources.

Reviews recognition and BLS management of marine injuries and envenomations including jellyfish, Portuguese man-of-war, stingray, lionfish, sea urchin injuries, and marine wound infections.

Provides an EMS-oriented introduction to hyperbaric oxygen therapy, including mechanisms of action, emergency indications, chamber types, safety considerations, and interaction with hyperbaric-capable facilities.

Introduces EMS management of diving emergencies including diving physics, decompression sickness, arterial gas embolism, barotrauma, diver assessment, oxygen administration, and recompression referral considerations.

Introduces civilian TECC principles including threat-based phases of care, MARCH assessment, hemorrhage control, casualty movement, rescue task forces, and EMS integration with law enforcement.

Examines how evidence influences EMS practice and reviews effective patient care documentation, refusals, quality improvement, legal considerations, and safe specialty and pediatric transport documentation.