These three specimens belong to two new species of Apolemia (Hydrozoa:Siphonophora), Apolemia lanosa and Apolemia rubriversa, described in the publication:
Siebert, S, PR Pugh, SHD Haddock, CW Dunn (2013) Re-evaluation of characters in Apolemiidae (Siphonophora), with description of two new species from Monterey Bay, California. Zootaxa 3702: 201–232. doi:10.11646/zootaxa.3702.3.1, mapress.com/zootaxa/2013/f/zt03702p232.pdf
The video was filmed from the ROV Doc Rickets (Monterey Bay Aquarium Research Institute). Edited by Stefan Siebert.