錫爾島(),露出海面的部分距離潮高點不超過六公尺。還有其他海鳥寄居。島上沒有显著的植被, 參考資料 外部連結 Surface Pursuit of a Cape Fur Seal by a White Shark at Seal Island. "White Shark Predatory Behavior at Seal Island" University of Cape Town Avian Demography Unit Photographing Africa's "Flying Sharks" from National Geographic's web site Muizenberg website 南非地理泥土或沙滩。離岸5.7公里。