Neritina canalis with its eggs. Each egg contains a few hundred larvae that will be washed down into the ocean. Photo from Eric Krandall Many animals do not spend their lives entirely in saltwater or freshwater choosing rather to fully explore the world around them. These species are referred to as diadromous from the Greek . . . → Read More: The Oceanic Travels of Freshwater Snails
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By Dr. M, on  January 28th, 2013  One comment  Adaptations, Ecology, Evolution, Mating & Reproduction, Organisms In the videos above and below you see the Electric Flame Scallop, also called the Disco Scallop. Technically its not a scallop. Its not in the same family (Pectinidae) or even Order (Osteroida). Nope this guy or gal is the family Limoida in order Limoida. They are about as different to one another as . . . → Read More: Disco Scallops Know How to Boogie Even if They Aren’t Scallops
By Dr. M, on January 20th, 2013 2 comments Adaptations, Cephalopods  camoflauge, cloak, Octopus, Predation, squid, Visual Ecology The Klingon Bird of Preys were first introduced in Star Trek III: The Search for Spock. Two classes existed, the B’rel-class and the K’Vort-class, roughly scout and light cruiser classes. They were formidable ships, not only because of their lovable Klingon crews, forward torpedo launchers, and disruptor cannons, but because of their cloaking abilities*. . . . → Read More: Cloaking Klingon Cephalopods
By Dr. M, on January 1st, 2013 3 comments Adaptations, Fish, Organisms, Pictures and Movies angler fish, Haiku Love this video about angler fish. Just the right amount of laughter and science this new ear needs! Of course our favorite at DSN is the Black Devil or Humpback Anglerfish (Melanocetus johnsonii, Class Actinopterygii, Order Lophiiformes, Family Melanocetidae) the vertebrate poster child for deep-sea science. And what’s not to love? The size of a . . . → Read More: True Facts and a Haiku About the Angler Fish
By Dr. M, on December 18th, 2012 4 comments Adaptations, Ecology, Fish beetle, deep sea, Diet, fish, food limitation, insect, New Zealand, weevil #gallery-1 { margin: auto; } #gallery-1 .gallery-item { float: left; margin-top: 10px; text-align: center; width: 33%; } #gallery-1 img { border: 2px solid #cfcfcf; } #gallery-1 .gallery-caption { margin-left: 0; } Jock Stewart Dark Ghost Shark Silverside In January 2004, Mathew Jones was processing the bycatch from New Zealand lobster stock assessment. Six fish . . . → Read More: The unusual diet of deep-sea fish
By Kevin Zelnio, on December 11th, 2012 Leave a comment Adaptations, Climate Change, Ecology, New Research, Scientist! California, climate change, Coastal, Ecology, mussel, oyster, Research, Sea Star, starfish, University of California Was just sent these great informative short videos about research being done to understand how climate change affects coastal communities. Coastal organisms live in areas with much day to day variation. There are the changing tides, the amount sun exposure, and also shade from tidal zone seaweeds and rock crevices. This makes coastal animals, like . . . → Read More: California Coastal Climate Change Research
By para_sight, on November 30th, 2012 19 comments Adaptations, Coral, Organisms, Pictures and Movies bioluminescence, Coral, coral reef, Fluorescence, red sea, scuba Coral reefs are famous for their beautiful colours, but in fact when I visit them I am usually surprised how colourful reefs AREN’T. Most healthy corals have a sort of dusty tan or pink hue to them, and it’s only on reefs with particularly high coral cover, superb water clarity and bright overhead sun that . . . → Read More: TGIF – The spectacular fluorescent colours of Coral Reefs
By para_sight, on October 31st, 2012 19 comments Adaptations, Evolution, Fish, Organisms, Weird abyssal, anglerfish, deep sea fishes, fear, fishes, halloween, loosejaw, marine biology, phobia, spiders, Viperfish I was going to do a “demons of the deep” post for Halloween but as I was considering which animals to include I had to stop and ask myself what this was really all about and it took me in a slightly different direction, viz: Consider the viper fish with its capacious maw and manifold . . . → Read More: Is this fish evil?
By para_sight, on October 22nd, 2012 5 comments Adaptations, Carnivals & Link Love, New Research, Organisms Elizabeth Preston at Inkfish has a super blog post up about a beluga whale that was recorded mimicking the sounds of human speech. It concludes with the most excellent line that “to whales, humans sound like the Swedish chef”. Go check it out and, listen to the sound and then come back. I’ll wait….<whistles>…..back? OK . . . → Read More: Alaskan whales think we sound like Swedish chefs
On the winner goes the Rough Periwinkle (Littorina saxatilis) from the North Atlantic (both sides of the pond) On average, each clutch of 70 offspring had 19 fathers between them. Larger clutches had more…Males track females by following their mucus trails, and will attempt to mate with pretty much any snail they encounter, regardless of . . . → Read More: The world’s most promiscuous snail
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