A recent PLoS One paper by Birky and colleagues attempts to define species for asexual animals using the theoretical framework that has been developed by population geneticists. Many species concepts focus on reproductive isolation and are not applicable for defining what is necessary and sufficient for delimiting what species are in non-sexually reproducing organisms slike . . . → Read More: ResearchBlogCast #11: A Population Genetics Species Concept?
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By Kevin Zelnio, on  July 29th, 2010  7 comments  Biodiversity, Evolution, New Research  Best of Zelnio, Genetics, plos one, population genetics, research blogging, researchblogcast, Species concepts By Dr Bik, on July 28th, 2010 2 comments Biodiversity gene expression, Genetics, Microbes, pelagic, RNA Sometimes I find it really frustrating that all we ever talk about is species (granted, I am very guilty of this too). Is it new? Where is it found? Where isn’t it found? Where do we put it on the tree of life? Does it need protection? Zzzzzzzzzzzzzz… The question I wished we asked . . . → Read More: If I had my way, we’d just sequence everything
By Kevin Zelnio, on July 27th, 2010 One comment Adaptations, Biodiversity, Ecology, Fish, Natural Disaster, New Research, Seeps, Vent, & Whale Falls Amoeba, DNA Barcoding, Fiddler Crab, Flatfish, Genetics, Hurricane, Hydrothermal Vent, mating behavior, Nova Scotia, Paramoeba, Pathogen, Sea Urchin, Symphurus, The Tide Pool, Western Pacific An occasional series where we briefly report 3 new studies and tell you why they are cool! ———————————- Symphurus sp. collected from Macauley Volcano; scale is 5 cm long. Courtesy M. Clark (NIWA). The western Pacific is broken land, plates are crashing every which way creating earthquakes and volcanoes from Russian Kamchatka to New Zealand. . . . → Read More: The Tide Pool: Divergent Flatfish, Eavesdropping Fiddler Crabs, Hurricanes Kill Urchins
By Kevin Zelnio, on July 23rd, 2010 7 comments Adaptations Best of Zelnio, Cyanea, Hydra, jellyfish, Lion's Mane, nematocyst, Tentacle Photo from Dan Herschman's Flickr Stream (Click on Image). A link from one of readers (thanks Ashley!) pointed us to a story on MSNBC about a very large Lion’s Mane jellyfish (Cyanea capillata) that broke apart and stung up to 100 people on a New Hampshire beach last Wednesday. Lion’s Manes can get very big, . . . → Read More: Jellyfish: Pretty from a Distance
By Dr Bik, on July 23rd, 2010 2 comments Books/Media, Deep Sea Music, Life At Sea, TGIF: Pictures & Movies, Uncategorized deep sea, Marine Biologist, marine biology, Music, oceanography, Research Vessel, Youtube Words cannot even express the pure genius contained in this video… Broadcast Spawn!Tweet#call_to_action h4{padding:0px 5px;}Words cannot even express the pure genius contained in this video… Broadcast Spawn!Tweet My labmate came across this compelling illustration today searching Google Images for seafloor spreading illustrations. Click on image for the original. Broadcast Spawn!Tweet#call_to_action h4{padding:0px 5px;}My labmate came across this compelling illustration today searching Google Images for seafloor spreading illustrations. Broadcast Spawn!Tweet By Dr. M, on July 21st, 2010 One comment Carnivals & Link Love, Microbes Bacteria, deep biosphere, JOIDES Resolution, Microbe, nitrate, ocean drilling program, sulfur As part of the Expedition 327 of the Integrated Ocean Drilling Program aboard the ocean drilling vessel JOIDES Resolution, Adopt a Microbe is unleashed! From the website… The project in a nutshell: Adopt a microbe from the deep biosphere. Get to know your microbe through exciting weekly activities. Submit your weekly projects online to qualify to win . . . → Read More: Adopt a Microbe From the Deep
via Liquor Snob, Hat tip to Dr. Mah.. Sometimes you have to laugh so you don’t cry. 1.5 blueberry juice oz .5 oz Kahlua .5 oz chocolate liqueur 3 blueberries sand colored sugar, like raw or demerara Broadcast Spawn!Tweet#call_to_action h4{padding:0px 5px;}via Liquor Snob, Hat tip to Dr. Mah.. Sometimes you have to laugh so you don’t cry. 1.5 blueberry juice oz .5 oz Kahlua .5 oz chocolate liqueur 3 blueberries sand colored sugar,… By Dr. M, on July 21st, 2010 Leave a comment Conservation & Environment, Environmental Sciences, Weather climat change, el nino, global warming, La Nina, NASA, solar iridescence, Temperature …in 2010 despite recent minimum of solar iridescence. “We conclude that global temperature continued to rise rapidly in the past decade” and “there has been no reduction in the global warming trend of 0.15-0.20°C/decade that began in the late 1970s.” Blue curve: 12-month running-mean global temperature. Note correlation with Nino index (red = El Nino, blue . . . → Read More: 12-month running mean global temperature reached new high…
By Kevin Zelnio, on July 20th, 2010 2 comments Deep Sea Music, Oil Spills BP, Gulf coast, Gulf of Mexico, Hip Hop, Oil Spill This masterfully composed and performed song sums it up for me at the end of Day 91. Electrified trumpet solo was epic, and their message is right on point. Broadcast Spawn!Tweet#call_to_action h4{padding:0px 5px;}This masterfully composed and performed song sums it up for me at the end of Day 91. Electrified trumpet solo was epic, and their message is right on point. Broadcast… |
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