oceanography

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sea cucumber butt oceanography science food - 7148273920
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From National Geographic:

One species of sea cucumber, however, didn't appear to get the memo: Scientists have discovered that the giant California sea cucumber (Parastichopus californicus) actually uses its anus as a second mouth.
Side Note: It also breathes with it's butt. Giant Sea Cucumber, you're weird.

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oceanography crop circle pufferfish science funny - 7482568448
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Turns out it wasn't the doing of aliens who'd overshot a Nebraska cornfield or out-of-work art students with scuba gear. No, it was a masterwork by an amorous and talented male Takifugu rubripes, the poisonous pufferfish eaten by only the bravest sushi connoisseurs. Yoji found a series of small male fish working tirelessly, day in and night out, to craft these mate-attracting marvels using a single fin.
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oceanography squid embryo science - 7541031168
Via The Node
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Confocal image of a squid embryo. All nuclei are stained with DAPI (blue). Phalloidin staining reveals neural structures (red), while cilia on the surface of the embryo are highlighted by acetylated tubulin staining (green).
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Via National Geographic:

With its gaping mouth, needle-sharp teeth, and slightly startled expression, the black sea devil anglerfish seems tailor-made for the spotlight.

And in fact, one particular female got her close-up on November 17 when researchers got footage of this rare anglerfish—the first time this species has been filmed alive and in its natural habitat—off of central California
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speakers oceanography cloyster science shells fish funny - 8404504320
Via Discovery
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A clever fish has figured out that if it produces sounds in an oyster shell, the noises will carry over long distances, according to new research. The study, published in The Journal of Experimental Biology, is just the latest to show that fish are far from being silent. Many can produce sounds by vibrating their swimbladders and, like a fishy form of Morse Code, they can create different meanings based on the sounds.