Biggest sea spider I've seen, about 1" across. Appeared to be carrying an egg mass. Second photo shows head detail (not for the faint of heart).
About 1/4" across; found on dock. Banded legs.
About 2 cm across. Curled in a ball when threatened. See video: http://youtu.be/a_ITM6u54ck
Collected two specimens in dredge.
Hangin' in the Bugula.
Tiny. Pretty sure I don't have the detail here to go further with an ID.
Saw two of these 'beauties' today. Thanks Ron Wolf for the great macro photo and the ID.
Sea spiders, also called Pantopoda or pycnogonids, are marine arthropods of class Pycnogonida. They are cosmopolitan, found especially in the Mediterranean and Caribbean Seas, as well as the Arctic and Antarctic Oceans. There are over 1300 known species, ranging in size from 1 to 10 millimetres (0.039 to 0.39 in) to over 90 cm (35 in) in some deep water species. Most are toward the smaller end of this range in relatively shallow depths, however, they can grow to...