Halocynthia papillosa
Introduction '''''Halocyntia papillosa''''', also known as the '''red sea squirt''' is a '''sea peach''' or '''sea squirt''', a species of tunicate.
Distribution This species occurs at depths of 2 to 100 metres It attaches itself to rocks and  overhangs, or among Posidonia. It can be found in the Northeast Atlantic, Western Pacific, along the Portuguese coast, and the Mediterranean.
Description ''Halocynthia papillosa'' is usually about 10 cm high but can reach 20 cm. It can contract when disturbed.
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