Cnidaria, Eastern Pacific

Scyphozoa (Jellies); Hydrozoa (Hydroids); Anthozoa (Anenomes,Corals, Sea Pens & Gorgonians)

360 / 391

Siphonophore: Praya dubia, aka Giant Siphonophore, likely.
Palos Verdes, California USA
ID thanks to Merry Passage.