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John De JongThecacera pennigera. one of the colourful nudibranches in the Netherlands. Unfortunately not so often seen. This is the first one I spotted, with thanks to my buddy Wim who found it.
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Silvia WaajenThe bottom of the Oosterschelde is at several places covered with brittlestars. A lot of divers don't even look at them but the colours can be very beautiful.
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John De JongMy first Facelina auriculata of 2010, spotted yesterday at Goes, at a dept of 15 meters.