white-cross jellyfish, staurophora mertensi. st abb's head & eyemouth. diving, scotland

scotland invertebrate head cnidaria 039 nature animal animalia hydrozoa great green scuba eyemouth underwater ocean britain coast adventure mertensi drysuit sea abb cold reserve active water whitecross east undersea critter laodiceidae leptothecata north diving staurophora marine wildlife jellyfish