Book Jawbone Marine Sanctuary Seals The Mini dry snorkel features

The Mini dry snorkel features a dry top to prevent water from entering the tube when submerged

The Ammonite S360 T-valve has continuous

The over pressure relief valve will prevent the marker from being over filled and can also be used to release air from the marker when you reach the surface

Breathable anti-moisture mesh in main compartment

The design also reduces the need for the diver to compensate for increased pressure on descent

Book Jawbone Marine Sanctuary Seals The Mini dry snorkel featuresDESCRIPTION Published in November 2022 this book features photographs of this beautiful marine gem located only a few km from the CBD and chapters that cover: Jawbone Marine Sanctuary general description The formation of Port Phillip and Jawbone Marine Sanctuary The history of Jawbone Marine Sanctuary Jawbone Marine Sanctuary habitats Marine plants and animals of Jawbone Marine Sanctuary Threats to Jawbone Marine Sanctuary Why is this small marine