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Latest Bivalves Stories

2009-08-03 17:58:09

A predatory snail indigenous to the Atlantic Ocean is decimating native oysters living in Tomales Bay north of San Francisco, scientists said Monday. About half of the Olympia oysters in the coastal estuary fell to a predatory whelk snail, a California Sea Grant-funded study published in the July issue of the Oecologia journal said. The grant's operation is based at the University of California-San Diego, which distributed a news release. The type of oyster drill savages oysters by boring...

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2009-08-03 10:35:00

France's shellfish industry is dealing with a crisis for the second year in a row, as an unexplained ailment has decimated stocks of young oysters, AFP reported. French oyster farmers saw between 40 and 100 percent of their baby oysters wiped out in 2008, which is considered much higher than usual during summer harvests. The virus OsHV-1 (Ostreid herpesvirus 1), which is associated with bacteria and flourishes in warmer weather, is the likely culprit, according to scientists at Ifremer, the...

2009-07-23 09:15:00

NEW YORK, July 23 /PRNewswire/ -- Oyster Hotel Reviews (www.oyster.com) has added Scott Medintz to lead its growing team of journalists as the company's executive editor. In this new role, Scott will lead a group of more than 15 experienced editors and writers in creating unbiased reviews and bringing clarity and authority to the difficult task of choosing the right hotel. Scott is also leading the ongoing effort to immediately double the size of the reporting team. "Scott is the perfect...

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2009-07-17 13:30:44

A study of oyster reefs in a once-pristine California coastal estuary found them devastated by invasive Atlantic Coast crabs and snails, providing new evidence of the consequences when human activities move species beyond their natural borders. Led by marine biologist David L. Kimbro, now of The Florida State University Coastal and Marine Laboratory, the study shows that in Tomales Bay, half the population of California's native Olympia oyster has perished because its habitat has fallen...

2009-07-08 17:08:26

U.S. senators from Michigan and other states are urging the Senate to consider tougher federal regulations on invasive species such as the zebra mussel. Sen. Carl Levin, D-Mich., told a hearing of two subcommittees of the Senate Environment and Public Works Committee that legislation is required to keep zebra mussels and other invasive species out of the Great Lakes, the Detroit News reported Wednesday. Levin said the mollusks are believed to have entered the Great Lakes through ship ballast...

2009-06-23 08:00:00

Ontario Power Generation Honored; Zequanox(TM) Demonstrated NIAGARA ON THE LAKE, Ontario, June 23/PRNewswire/ -- Zequanox(TM), a natural product developed by Marrone Bio Innovations for the control of invasive zebra and quagga mussels, will play an important role in today's induction of Ontario Power Generation's Niagara Plant Group (NPG) into Ontario's Environmental Leaders Program. This prestigious program recognizes the Niagara Plant Group's commitment to efficient, sustainable and...

2009-06-12 15:05:51

Invasive quagga mussels are replacing their equally destructive cousin, the zebra mussel, in calmer waters in the Great Lakes, Wisconsin researchers said. While zebra mussels still dominate in fast-moving streams and rivers, the larger quagga mussels prefer soft lake bottoms of sand and silt, said Suzanne Peyer, a doctoral candidate in the zoology department of the University of Wisconsin, Madison. Zebra mussels prefer to attach to hard surfaces, such as rocks, gravel, pipes and ship hulls,...

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2009-06-12 07:57:55

The zebra mussels that have wreaked ecological havoc on the Great Lakes are harder to find these days "” not because they are dying off, but because they are being replaced by a cousin, the quagga mussel. But zebra mussels still dominate in fast-moving streams and rivers. Research conducted by Suzanne Peyer, a doctoral candidate in the University of Wisconsin-Madison Department of Zoology, shows that physiological differences between the two species might determine which mollusk...

2009-03-31 09:30:00

Chapter Written By PearlParadise.com CEO Jeremy Shepherd LOS ANGELES, March 31 /PRNewswire/ -- Jeremy Shepherd of PearlParadise.com is a contributing author to the new book, Small Businesses Give Big. The book captures the heart, values and passion of entrepreneurs and business owners, across the United States, through their own inspiring profiles and profound giving back stories. Each business presents the important role that philanthropy has in their success and how it serves both their...

2009-03-23 07:35:00

The U.S. Food and Drug Administration is warning people to avoid eating oysters recently harvested near Pass Christian, Miss. The FDA said nearly a dozen illnesses have been linked to raw oysters from the Mississippi Sound portion of the Gulf of Mexico near Pass Christian. The location is known as Area 2C. Consumers who are uncertain about the origin of oysters they currently have should contact the place of purchase to determine if the oysters are from the affected area as the agency...


Latest Bivalves Reference Libraries

Chinese Pond Mussel, Sinanodonta woodiana
2013-10-11 11:20:39

The Chinese Pond Mussel (Sinanodonta woodiana), known also as the Eastern Asiatic Freshwater Clam or the Swan-mussel, is a species of freshwater mussel, an aquatic bivalve mollusk belonging to the family Uniondale, the river mussels. The shell is brown or blackish, occasionally with a greenish hue, the color varying but normally more intensively colored at the periphery. The shape is elliptical to almost spherical, with the lower margin strongly convex. It is native to Eastern Asia but...

Corbicula fluminea
2013-10-11 11:17:31

Corbicula fluminea is a species of freshwater clam, an aquatic bivalve mollusk belonging to the family Corbiculidae. This species is originally from Asian origin, therefore it is often referred to as the Asian Clam or Asiatic Clam. Within the aquarium and koi pond trade it is frequently called the Golden Clam or Golden Freshwater Clam. Within southeast Asia its known as the Prosperity Clam or the Good Luck Clam. It has been introduced into many parts of the world such as North America...

Pinctada Maxima
2013-04-25 16:49:52

Pinctada maxima is a species of pearl oyster, a marine bivalve mollusk belonging to the family Pteriidae, the pearl oysters. There are two different color varieties: the White lipped oyster and the Gold lipped oyster. These bivalves are considered to be the largest pearl oysters in the world. They have a very strong inner shell layer composed of nacre, also known as “mother of pearl”. They’re significant in the cultured pearl industry as they are used to produce South Sea pearls....

Flat Tree Oyster, Isognomon alatus
2013-04-25 16:28:02

The Flat Tree Oyster, Isognomon alatus, is a species of bivalve mollusk belonging to the family Isognomonidae. It can be seen along the Atlantic coast of North America, ranging from southern Florida to Brazil and Bermuda. This oyster has two thin and irregularly shaped valves that are joined by a long straight hinge. The exterior is sculpted by a large number of rough, concentric rings with loose flakes and varies in color from a pale brownish olive to a purplish black. The nacre on the...

Cockscomb Oyster, Lopha cristagalli
2013-04-17 11:50:41

Lopha cristagalli, also known as cockscomb oyster, is a species of marine bivalve mollusks within the family Ostreidae. This species has a shell with the potential to reach a maximum diameter of roughly 20.5 centimeters, 10 centimeters being the most common. The coloration varies from dark to light purple and is thick, strongly ribbed, and slightly inequitable shell. The shell inside is porcelaneous, normally a purplish-brown or whitish. The margins of the valves have a distinctive zig-zag...

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