This program allows limited penetration within the daylight zone into wrecks with an overhead environment.

This program teaches the skills and concepts required to safely blend nitrox and helium-based trimix blends for mixed-gas diving.

This program provides an in-depth and detailed study of physics, physiology, decompression theory, the aquatic environment and diving equipment.

This program teaches the skills and concepts required to recognize and identify common families of coral species, and explains their role in the ocean's ecosystems.

This program teaches the skills and concepts required to recognize and identify common families of Caribbean, Indo-Pacific, and Red Sea reef fish.