Slime Star
Slime Star (Hymenaster sp.) Hagfish aren’t the only marine species that have a slimy defense mechanism: Pterasterids are deep-water sea stars that
August 16, 2023
Tag: Sea Star
Zoroaster Sea Stars
Zoroaster Sea Stars (Zoroaster sp.) We have encountered several species of Zoroaster sea stars, a widespread genus of mostly deep-water echinoderms, at
August 11, 2023
Pedicellasterid Sea Stars
Pedicellasterid Sea Stars (unidentified species) Several species of pedicellasterid sea stars have been seen at Southern Hydrate Ridge. These carnivorous, five-armed sea
August 11, 2023
Hippasteria Sea Star
Hippasteria Sea Star (likely Hippasteria californica) Hippasteria is a genus of sea star in the family Goniasteridae (which is very diverse), mainly
August 9, 2023
Brisingid Sea Stars
Brisingid Sea Stars The Brisingidae are a family of deep-sea sea stars, named after Brísingamen, a necklace belonging to Freya from Norse
August 9, 2023
Sunflower Sea Star
Sunflower Sea Star (Pycnopodia helianthoides) This sea star, found in the northeastern Pacific Ocean, is one of the largest sea stars in
July 18, 2023
Sun Star
Morning Sun Star (Solaster dawsoni) These sea stars are found on either side of the North Pacific, usually in rocky habitats but
June 1, 2023
Henricia Sea Star
Henricia Sea Star (tentative ID) This species is also fairly common, often seen lounging on the basaltic lavas of Axial. They have
May 18, 2023
Mediaster Sea Star
Mediaster Sea Star (likely Mediaster tenellus) This sea star (shown to the left of a brittle star) has been observed on several
May 18, 2023