Glen Dennison will then give a presentation on those unique sponges, their biology and distribution, and his efforts to document, study and protect them.
Online Shop
Beach & Vacation
Rashguards
Swimming
Triathlon
Masks & Snorkels
Fins
Wetsuits
Drysuits & Accessories
Regulators
BCDs
Tanks
Hoods
Boots
Gloves
Instruments/Computers
Dive Lights and Knives
PFDs
Accessories
Gift Certificates
Sales & Clearance
Package Deals
PADI Scuba Courses Overview
PADI Refresher
PADI Discover Scuba Diving
PADI Open Water Diver
PADI Advanced Open Water Diver
Drysuit Diver Specialty
Ice Diver Specialty
Enriched Air Diver Specialty
Deep Diver Specialty
Equipment Specialist
Peak Performance Buoyancy Diver Specialty
Wreck Diver Specialty
PADI Rescue Diver
Night Diver Specialty
Search and Recovery Diver Specialty Course
Sidemount Diver Specialty
Self-Reliant Diver
Divemaster