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Photo take at -40 ft on a coral reef. An encrusting bluish or pinkish tubes, ...
Photo take at -40 ft on a coral reef, Thick vases to thin inverted cones, ...
Photo take at -40 ft on a coral reef. Erect cylinders, light purple or bluish. ...
Photo take at -35 ft on a coral reef , common yellow tube sponge in the ...
Photo take at -45 ft on a coral reef. This is a columnar or 'rope' sponge, ...