Aruba Diving Guide | DiveJourney | Aruba delivers clear water, reliable trade winds, and some of the Caribbean's most approachable wrecks. Most diving happens on the calm west and south coasts, w | Aruba

Sponge reef - Wikipedia | Sponge reef

Canada Protects Rare Glass Sponge Reef | Reef Builders | The Reef and Saltwater Aquarium Blog | Glass sponges are of great valuable to the environment, not only as habitat, but also because they are very efficient at cleaning the water. | Canada Protects Rare Glass Sponge Reef

Researchers Find Massive Rare Sponge Mounds Hiding in the Deep Sea | NOAA Fisheries | NOAA scientists and collaborators have found rare deep-sea sponge mounds between two of California’s most explored marine protected areas, signifying how vast and mysterious our ocean truly is. | Researchers Find Massive Rare Sponge Mounds Hiding in the Deep Sea