Dungeness Crab
Dungeness crabs (Metacarcinus magister) Dungeness crabs are frequently seen at the Oregon Shelf site (80 m depth) and occasionally at Oregon Offshore
September 30, 2025
Category: Biology Catalog
Stalked Tunicates
Stalked Tunicates (Culeolus sp.) Tunicates are chordates, with small tadpole-shaped larvae and adult forms that are generally sessile filter feeders. They can
November 8, 2024
Chondrocladia Sponge
Chondrocladia Sponge (Chondrocladia lampadiglobus) A bizarre and rarely-seen carnivorous deep-sea sponge, Chondrocladia lampadiglobus (colloquially known as the “ping pong tree sponge”) can
May 6, 2024
Unknown Octopus
Unknown octopus This small octopus with a frilled mantle and extensive webbing between the arms has only been seen once during the
March 21, 2024
Salmon Shark
Salmon Shark (Lamna ditropis) A smaller relative of the great white shark, these homeothermic predators are fairly common in the northern Pacific
March 15, 2024
Wolf Eel
Wolf Eel (Anarrhichthys ocellatus) Curious wolf eels occasionally visit the OOI infrastructure at the Oregon Shelf (80 m) site, swimming on and
August 16, 2023
Pudgy Cusk Eel
Pudgy Cusk Eel (Spectrunculus grandis) As with eelpouts and wolf eels, cusk eels are ALSO not true eels. These deep-sea, ray-finned fish
August 16, 2023
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
Fragile Pink Sea Urchin
Fragile Pink Sea Urchin (Strongylocentrotus fragilis) Commonly seen at the Oregon Offshore and Slope Base sites, S. fragilis is a regular sea
August 16, 2023
Feather Stars (Crinoids)
Feather Stars (Crinoids) Suspension-feeding, unstalked crinoids (also known as feather stars) are a common sight on the Shallow Profiler platforms, particularly near
August 16, 2023