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New Research:
Category: New Research
Flow velocities of ocean-ending outlet glaciers would have to be ~ 49 km/yr, 70 times faster than those glaciers move today for Greenland alone to raise sea level 2m.
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Posted by Peter Etnoyer at 8:37 AM • 3 Comments • 0 TrackBacks
Category: Geology
...and where it goes...how it got there..its trials and tribulations. This week in carbon sequestration theater we explore Little Petey Carbon and (sing out loud) Ollll' Mannnn Rrrriverrrr. Rivers are major transporters of material to the oceans and on into...
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Posted by CR McClain at 12:53 PM • 1 Comments • 0 TrackBacks
Category: Conservation & Environment
Basking sharks are heavily exploited from the shark-finning industry. The damage is compounded by the fact we know so little about their distribution in the sea. As a copepod mass-consuming filter-feeder, they follow and seek out their preferred prey. Previously,...
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Posted by Kevin Zelnio at 6:28 PM • 2 Comments • 0 TrackBacks
Category: Adaptations
Dr. Maria Pia Miglietta, a postdoc in my lab at Penn State, just published a fascinating paper on a "silent invasion" happening around the world's oceans in the journal Biological Invasions. Those may look like tentacles, but in reality they...
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Posted by Kevin Zelnio at 9:38 PM • 7 Comments • 0 TrackBacks
Category: Critters
Spring is in the air! Its the time of year to release your gametes into the water and make baby barnacles. But wait a second, you are a permanent fixture on a rock. Can't move. What is a young, lovestruck...
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Posted by Kevin Zelnio at 9:39 AM • 7 Comments • 0 TrackBacks
Category: New Research
A placoderm fossil called "mother fish" has been recovered from Gogo, an ancient coral reef site off the Kimberley coast of Northwest Australia. The fossil was recovered with embryo and umbilical cord still attached, providing evidence of live birth...
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Posted by Peter Etnoyer at 8:25 AM • 4 Comments • 0 TrackBacks
Category: Biodiversity
Beware when you go on tropical holiday. Species richness of bacteria is higher in those waters. For many organisms on land (birds, mammals, snails, plants, insects, and more) diversity increases as one progresses toward the equator. For many marine groups,...
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Posted by CR McClain at 8:19 AM • 3 Comments • 0 TrackBacks
Category: Adaptations
Here's a quiz for you kids. Which of the habitats above possesses the most microbes? A. Fresh Volcanic Basalt on the seafloor, B. Sargasso Sea Water, or C. Farm Soil A recent study by led by Santelli in Nature...
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Posted by CR McClain at 3:43 PM • 0 Comments • 0 TrackBacks
Category: New Research
If you look at the Mediterranean Sea on a globe, you may get the impression that its just one contiguous water mass, but really its not. There are thirteen seas in the Mediterranean Sea.
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Posted by Peter Etnoyer at 12:32 PM • 3 Comments • 0 TrackBacks
Category: Cephalopods!
Researchers have been very concerned about the paucity of females of Vulcanoctopus hydrothermalis, an octopus inhabiting the hydrothermal vent community of the Eastern Pacific Rise. One senior, conservative squid researcher even went so far as to comment that this octopus...
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Posted by Kevin Zelnio at 1:28 PM • 0 Comments • 0 TrackBacks