Origins of 'modern' behavior might be linked to population pressures
...om slow-reproducing and easy-to-catch animals like shellfish and tortoises, to quickly-reproducing and more agile animals like birds, hares, and rabbits. Stiner and Kuhn think the switch might reflect an increase in human population density, which would have placed more pressure on available resources and for...February media highlights - GSA Bulletin
...ne life, a total of over 8,000 specimens of fossil shellfish were collected from the Netherlands, Belgium, Germ...cal analyses show that the diversity of the fossil shellfish was much higher in the north in the Boreal Province (the Netherlands, Belgium, Germany) than in the ...Tips from the Journals of the American Society for Microbiology: October 2001
...hock following the consumption of contaminated raw shellfish and is considered one of the most invasive and rapidly fatal human pathogens known, with fatality rates over 60%. Interestingly most of the cases occur in individuals over the age of 50 and, over the last 10 years, 85% of those who developed endotox...Dust from Africa leads to large toxic algae blooms in Gulf of Mexico, study finds
...s from K. brevis that get in the air. Also, eating shellfish poisoned by red tides can lead to paralysis and memory problems. Around the Gulf of Mexico, scientists and others have recorded fish kills totaling in the millions and manatee deaths in the hundreds resulting from a single red tide bloom. By using s...Scientists examine the seas our ancestors fished to better understand today's changing oceans
... teeming with whales, sea turtles and fishes, with shellfish so abundant they posed a hazard to navigation. Only in a Jules Verne classic fantasy? Not so. A group of scientists from several research institutions has recently depicted that such rich ocean life existed in the not-so-distant past. Writing in the ...Scientists: Collapse of coastal ecosystems tied to past overfishing
GAINESVILLE, Fla. --- Dying coral reefs, dwindling shellfish populations, shrinking seagrass beds and other col...his species has had a huge effect. Declining shellfish beds -- The authors say overfishing of oysters in the Chesapeake Bay has contributed to low oxygen l......large animals as well as abundances of oysters and shellfish so vast they posed hazards to navigation. The new data also show that historical overkill of this marine life triggered current ecological collapses -many of which have been mistakenly attributed to pollution. "We started out to study everything that...Healing the waters: a holistic native American Indian approach
... The creeks then flow less than one half mile into shellfish beds in Port Gamble Bay. The Port Gamble S'Klallam Tribe is working with the State of Washington, the landowner, and the landfill operator to remediate the problem. And a third example is a watershed study to help protect the largest native salmon...Healing the waters: A holistic Native American Indian approach
... The creeks then flow less than one half mile into shellfish beds in Port Gamble Bay. The Port Gamble S'Klallam Tribe is working with the State of Washington, the landowner, and the landfill operator to remediate the problem. And a third example is a watershed study to help protect the largest native salmon...Report evaluates microbial threats to water quality
...nt and cleanup of microbial pathogens in water and shellfish that threaten public health and economies worldwide. The current standard method for water testing has been used for more than 100 years to detect and count "indicator" bacteria. Water samples are exposed to nutrients and then incubated to encoura...Analysis of impact studies reveals how bottom fishing affects seafloor denizens
...shing gears used to catch bottom-dwelling fish and shellfish often disturb both the seabed and the organisms living within or on it. The potential impact of this disturbance has become a subject of heated debate because of the widespread use of bottom fishing gear and the ability to visualize its effects with ......kening and killing countless thousands of fish and shellfish and greatly diluting the shallow waterway's natura...the sound's bottom waters, restricting habitat for shellfish and finfish."Resident crab, shrimp and fish communities either scurried out of the system, took up r...A seafood paradox: Will fish farming save or deplete our ocean fisheries?
...from escaping. Farming more vegetarian fish and shellfish - such as carp and mussels - is one way to produce needed fish protein for people without depleting ocean populations, Naylor contends. Shellfish farming, in fact, purifies the water by filtering out algae and waste, she adds. Naylor believes that ...Researchers trace toxins from algal blooms through the marine food web in Monterey Bay
...ns, domoic acid poisoning is also known as amnesic shellfish poisoning because it may cause permanent loss of s...u obey the postings on the beach and don't harvest shellfish during a quarantine, you won't have any problems," Silver said. Three other types of seafood toxins ......). "These estimates indicate a 20-fold drop in the shellfish productivity in the delta since the river has been...d to the delta, according to the report. Since shellfish form a vital part of the food chain in the area and are an important food supply for migratory water...December Geology and GSA Today highlights
...s theres been a drastic reduction in the number of shellfish that inhabit the rivers estuary because dams, dive...n fresh water to the Colorado Delta in Mexico. The shellfish formed a vital part of the food chain in the area and were likely an important food supply for migra...Worldwide transfer of microorganism facilitated by ballast water
...h discharges have unintentionally spread plankton, shellfish and fish from one body of water to another, sometimes with major impacts to the receiving ecosystem. Lead researcher Gregory Ruiz, from SERC, reports in Nature that he and his colleagues have found high concentrations of discharged microbes in the ba...Researchers uncover secret to mass extinction events
...iped out and replaced by completely new species of shellfish or mollusks. The same pattern was occurring worldwide, marking the largest global mass extinction since the dinosaurs disappeared. Until now, the cause behind the mass extinction event was a mystery. Using a new technique that is revolutionizing ......iped out and replaced by completely new species of shellfish or mollusks. The same pattern was occurring worldwide, marking the largest global mass extinction since the dinosaurs disappeared. Until now, the cause behind the mass extinction event was a mystery. Using a new technique that is revolutionizing the......systems that produce a high density of finfish and shellfish of a higher quality with no wastewater reaching streams and rivers. Advances in biological filter systems and computerized monitoring of water conditions of aquaculture tanks at COMB has led to successful spawning and raising of several marine specie...