Posts Tagged ‘marine sciences’
Endangered whales stressed by noisy ships
DUKE (US) — Exposure to low-frequency ship noise may be associated with chronic stress in whales, according to a new study. Continue…
Wednesday, February 8, 2012 12:43 - 0 Comments
Earth & Environment - Jan 24, 2012 17:16 - 3 Comments
Ocean sensors gauge pH on global scale
UC SANTA BARBARA (US) — A team of researchers has reported results from the broadest worldwide study of ocean acidification—or pH level—to date. (more…)
Science & Technology - Jan 19, 2012 12:55 - 3 Comments
‘Tulip’ sea creature defies definition
U. TORONTO (CAN) — A bizarre creature that lived in the ocean more than 500 million years ago has emerged from the famous Middle Cambrian Burgess Shale in the Canadian Rockies. (more…)
Science & Technology - Jan 13, 2012 14:28 - 0 Comments
Minnows may inherit ideal temperatures
STONY BROOK (US) — Fish can be preconditioned to grow fastest in the same water temperature their parents experienced, say researchers. (more…)
Top Stories - Nov 16, 2011 9:37 - 0 Comments
In a flash, invisible octopus turns red
DUKE (US) — If you’re a snack-sized squid or octopus living 600 meters below the ocean surface, having some control over your reflection could be a matter of life and death. (more…)
Earth & Environment - Nov 14, 2011 13:02 - 0 Comments
‘Lawnmower’ fish preserve Pacific coral
UC SANTA BARBARA (US) — Some coral reefs are able to recover from cyclones and predators because of hungry fish that chow down on threatening algae, keeping it cropped to levels low enough to allow baby coral to settle and grow. (more…)
Earth & Environment - Nov 9, 2011 10:48 - 0 Comments
Chesapeake dead zones return to life
JOHNS HOPKINS AND U. MARYLAND (US) — Reducing the flow of fertilizers, animal waste, and other pollutants into the Chesapeake Bay is shrinking oxygen-depleted “dead zones” in America’s largest estuary, a new study finds. (more…)
Earth & Environment - Nov 1, 2011 9:58 - 1 Comment
Seaweed wages chemical war on coral
GEORGIA TECH (US) — Scientists have mapped the chemical structure of molecules used by certain species of seaweed to kill or inhibit reef-building coral. (more…)
Science & Technology - Sep 28, 2011 15:00 - 0 Comments
Binge-eating fish with 3x the guts
U. WASHINGTON-SEATTLE (US) — Salmon and other fish predators take the adage “no guts, no glory” literally, by having up to three times the “gut” capacity they need on a daily basis just so they can “glory” when prey is abundant. (more…)
Top Stories - Aug 29, 2011 10:26 - 6 Comments
Preserve 4% of oceans to save mammals
STANFORD (US) — Set aside some carefully chosen marine preserves, and marine mammals such as otters and whales may survive the damage to the oceans caused by humans, a new study finds. (more…)
Top Stories - Aug 4, 2011 10:50 - 0 Comments
Boats vs. whales in Cape Cod Bay
PENN STATE (US) — To keep endangered whales from being hit and injured by boats in Cape Cod Bay, researchers are tracking the tiny crustaceans the whales feast on 18 hours a day. (more…)
Top Stories - Jul 5, 2011 11:05 - 0 Comments
Shark scoops out flesh like melon baller
U. FLORIDA (US) — Don’t let their size fool you. At only two feet, cookiecutter sharks can do serious damage by scooping out flesh with their unique jaws, leaving crater-like wounds. (more…)
Science & Technology - Jun 27, 2011 14:33 - 0 Comments
Sea microphone works like orca ears
STANFORD (US) — Taking a cue from orca whales, scientists have developed a highly-sensitive microphone the size of a pea that can be used underwater at any depth, to hear sounds at any range. (more…)
Science & Technology - Jun 1, 2011 11:31 - 0 Comments
Dual bladder helps toadfish ‘talk’
CORNELL (US) — A swim bladder that is split it two allows the toadfish to be heard above the roar of the underwater crowd. (more…)
Earth & Environment - May 31, 2011 13:14 - 0 Comments
‘Dead Zone’ fish struggle to reproduce
U. TEXAS-AUSTIN (US) — Atlantic croaker living in the large Gulf of Mexico “Dead Zone,” off the coast of Louisiana, are showing signs of severe reproductive problems. (more…)
Top Stories - May 27, 2011 9:37 - 0 Comments
Giants were predators of ancient deep
YALE (US) — Fossils discovered in Morocco show that a group of prehistoric sea predators grew more than a foot longer and lived for 30 million years longer than previously thought. (more…)
Earth & Environment - May 13, 2011 12:18 - 2 Comments
Network tracks ocean’s ebb and flow
UC SANTA BARBARA (US) — A network of high-frequency radar systems is keeping track of 1,500 miles of Pacific shoreline—from Astoria, Washington, to Tijuana, Mexico. (more…)
Science & Technology - May 13, 2011 10:57 - 0 Comments
Tiny microbe hints at cell interaction
RUTGERS (US) — A bucket of seawater and a single-celled marine animal are offering clues to what makes a cell healthy or unhealthy. (more…)
Earth & Environment - May 2, 2011 8:31 - 0 Comments
‘Zip codes’ keep track of sharks
STONY BROOK (US) — A taste in the Asian community for shark fin soup is claiming tens of millions of animals each year. Now scientists are using shark DNA to determine origins of fins turning up in markets around the world. (more…)
