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Tag: "voyage" at biology news

Growth in the sea comes down to a struggle for iron

...ansett Bay and Antarctica. Joining him on the July voyage were two UMaine graduate students -- Eric Roy and Lisa Pickell -- and postdoctoral researcher Jennifer Boehme. UMaine scientist Mary Jane Perry collaborates on the project but was unable to join the trip. Also participating were professors Charles T...

Hydrogen and methane provide raw energy for life at 'Lost City'

...f scientist on the expedition, which like the 2000 voyage was funded by the National Science Foundation. Other large organisms include crabs, corals and fish. Kelley will be co-principal investigator on another science expedition to Lost City this summer, without leaving the UW. She'll use state-of-the-art...

Census of Marine Life explorers surprised by diversity, density of Arctic creatures

...thriving in the extreme cold, thanks to a landmark voyage during the brief polar summer aboard an American ice cutter. News of the marine discoveries in the far north coincides with announcement of seed funds for a matching effort in the Antarctic. The 30-day "Hidden Ocean" expedition (http://www.oceanexp...

Ships bring alien jellyfish invaders to our shores

...ch day. Ships take in water for stability before a voyage and despite preventative measures such as mid-ocean exchange/flushing this 'foreign' water and its contents can find their way into bays and harbours at the destination. The computer model used to track jellyfish movements could answer similar quest...

Ancient trans-Atlantic swarm brought locusts to the New World

...from the west coast of Africa and made an unlikely voyage across the Atlantic Ocean to colonize the New World, says an international team of researchers. Using genetic evidence from more than 20 species of locusts, scientists from the Universities of Toronto, Arizona, Maryland, Cornell University and the U...

Polynesia explorers created worldwide web of scientific knowledge

...ch naturalist aboard Louis de Bougainville's world voyage of 1766-1769; Germany's George Forster accompanied his father on Captain James Cook's second voyage of 1772-1775; and Adelbert von Chamisso, a native of France, served as a naturalist on the Russian R...

Too mellow for our predatory world

...se animals, also termed "low wariness", during his voyage on the Beagle in 1835. In marine iguanas living with an intermediate predation risk, it was only the act of being captured that led to increased concentrations of corticosterone, and the flight distance only increased in those animals that had alread...

Extraordinary life found around deep-sea gas seeps

...nstitution (WHOI) in Massachusetts, who co-led the voyage with Dr Ashley Rowden from New Zealand's National Institute of Water & Atmospheric Research (NIWA). The 21-member expedition ?led by scientists from WHOI, NIWA, the Scripps Institution of Oceanography, and the University of Hawaii at Manoa (UH...

Darwin's famous finches and Venter's marine microbes

...eir significance when he collected them during his voyage on the HMS Beagle. Similarly, it is hard to predict the impact the vast amount of marine microbial DNA ?collected during the Sorcerer II Global Ocean Sampling Expedition by J. Craig Venter, Ph.D., and his team ?will have on our understanding of the...

The kapok connection -- Study explains rainforest similarities

...ngle seeds are very unlikely to survive an oceanic voyage and then successfully become established elsewhere, such improbable events become probable over 10 to 15 million years." Dick studied the rainforest form of Ceiba pentandra, a species of kapok that grows taller than a 16-story building, its head p...

Caribbean frogs started with a single, ancient voyage on a raft from South America

...ed from a single frog species that rafted on a sea voyage from South America about 30-to-50-million years ago, according to DNA-sequence analyses led by a research group at Penn State, which will be published in the 12 June 2007 issue of the Proceedings of the National Academy of Sciences and posted in the ...

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