A fisherman from New Zealand was left baffled when he caught this see-through shrimp-like creature swimming near the surface of the ocean. Deborah Cracknell, research lead from the National Marine Aquarium in Plymouth,believes the creature is a Salpa maggiore(Salpa maxima). The salp is barrel-shaped and moves by contracting, pumping water through its gelatinous body. It strains the water through its internal feeding filters, feeding on phytoplankton from the upper sunlit layer of the…
Argonaut Male argonauts have a specialized tentacle, known as a hectocotylus, that holds a ball of spermatozoa on the end. In the vicinity of a female, this tentacle actually detaches from its host and swims towards the prospective mate. This image provided by the Cabrillo Marine Aquarium shows a female Argonaut. (AP Photo/Cabrillo Marine Aquarium, Gary Florin)
Papillon de mer (Clione Limacina) Ce petit mollusque marin sans coquille et translucide mesure environ 2,5 cm de long. Il appartient à la famille des “anges de mer” (Gymnosomata). Il est équipé d’une paire de nageoires latérales qu’il utilise pour se déplacer. Sa tête porte trois paires de tentacules qui lui servent à capturer ses proies. (photo Kevin Raskoff) http://en.wikipedia.org/wiki/Clione_limacina
Sea butterflies are a type of pteropod that live in cold, arctic waters. They make up most of the diet of young pink salmon. Ocean acidification could hinder these creatures' ability to build protective shells.