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Showing 1153–1164 of 1765 results
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Large boulders on sea bottom covered with unpleasant brownish short algae with sea urchins hiding among them.
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Scuba diver hovering next to kelp covered reef wall using bright torch to search for small critters.
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Scuba diver with eyes wide open in dark water next to kelp covered reef overhang.
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Dark purple sponge bush on flat reef covered with fine sediment near mouth of Mahurangi Harbour in New Zealand.
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Detail of decomposing frond of brown algae on white coarse sand.
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Large boulder covered with colorful encrusting sponges but missing vegetation on bottom in murky water.
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Seaweeds and kelp of various colors in murky water on bottom where rocky reef meets sand.
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Rock on sandy sea bottom covered with colorful encrusting sponges and tunicates and crawling sea urchins Evechinus chloroticus.
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Single specimen of brown stalked kelp Ecklonia radiata with frond partially eaten by herbivores in murky bay.
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Short green seaweeds bent by current above rock covered with sediment in murky water.
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Boulder covered with colorful encrusting sponges and tunicates with spotty wrasse and young snapper swimming about it in murky water.
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Scuba diver at orange encrusting sponge among kelp and green seaweeds growing on flat rock partially covered with clean coarse sand.