Tag: "mussels" at biology news
A fishy change in diet
...hwater systems. "We found mussel shells and whole mussels
in the stomachs of nearly 60 percent of the examin...thor Anthony Ricciardi. "This is a concern because mussels
are not an adequate nutrition source for the fish. Furthermore, mussels
contain toxins, such as PCBs...
Scientists explore genome of methane-breathing microbe
...hose that live inside of animals such as clams and mussels
in deep-sea methane seeps that are extremely difficult to study. Such methane-fixing bacterial symbionts allow their host animals to feed off of the methane collected in seeps. "The methane-fixing symbionts are very important ecologically but we kn...
Congress to fund Sequim-based coastal security research effort
...the use of living marine systems such as clams and mussels
as biosensors to concentrate and detect the presence of biological, chemical or nuclear materials in coastal waterways, beaches and estuaries. Another will look at developing novel ultra-small nanomaterials to serve as surrogate collectors and sensor...
Muscling their way into the food chain: Zebra mussels alter fish populations in the Hudson River
... chain, scientists have long speculated that zebra mussels
may impact fish. A recent Canadian Journal of Fish...e zebra mussel's prodigious appetites. Adult zebra mussels
feed by grazing on food particles suspended in the water column. There are so many zebra mussels
Alternative states in the ocean
...s: gradual recovery of the algal assemblage as the mussels
are consumed, or formation of a persistent alternative state if the mussels
grow to a sufficient size to escape further predation. The study emphasizes the ecological importan...
Pearly mussels: One of North America's natural jewels is disappearing
...in our nation's freshwaters-- once-abundant pearly mussels
are disappearing from the landscape. Written by a... habitat. Though humans have been interacting with mussels
for millennia, there are large gaps in our understanding of their life history and the role they pla...
Using science to restore habitat for declining species
... American Mussels Many species of the freshwater mussels
native to the Southeast are in decline, with some ...Haag and Mel Warren are revealing the methods that mussels
use to lure specific fish species close enough to "infect" them with their young. Mussels display re...
Report in BioScience details global decline of nonmarine mollusks
...lum Mollusca, which includes snails, slugs, clams, mussels
and others. There are approximately 24,000 terrestrial and 7,000 freshwater mollusk species for which valid descriptions exist. There are probably 11,000 to 40,000 undescribed terrestrial species and 3,000 to 10,000 undescribed freshwater species. ...
Pollution history documented through shell remains provides tool to study ecosystem change
...e early 1900s, there were 42 species of freshwater mussels
in the North Fork of the Holston River in Southwes...m of Saltville. Now there are only nine species of mussels
downstream of Saltville, and none directly below Saltville. When Virginia Tech geosciences student M...
Lakes with zebra mussels have higher levels of toxins, MSU research finds
...olleagues report that lakes that are home to zebra mussels
have, on average, three times higher levels of a s...ues in west Michigan's Gull Lake showed that zebra mussels
are indeed the cause of the increase in toxic algae. There have been documented cases in which anima...
Purdue chemist 'mussels' in on secrets of natural adhesives
...sity scientists have found the glue that saltwater mussels
use to affix themselves to rocks is a subject wort...vorite hobbies - scuba diving. "I was looking at mussels
and barnacles while diving and wondered how they stick," he said. "I checked the literature for an a...
Mussel researcher awarded Meritorious Service Award by the U.S. Department of the Interior
...eological Survey in the conservation of freshwater mussels
in North America. Previously honored by The Natur...which has documented the status of many species of mussels
and other aquatic invertebrates, lead to the discovery of the life cycles, intermediate hosts, and r...
Live seafood trade linked to species invasions
...pman and his colleagues focused on trade in clams, mussels
and oysters. These bivalves can survive out water for more than two weeks when refrigerated, and are usually mature when sold. This means that "fresh" bivalves sold at markets might be able to spawn if returned to marine waters. To test whether the ...
Jaws of clamworm are hardened by zinc say UCSB scientists
...nctional material." Waite has studied the way that mussels
attach to rocks. Their attachment threads are another example of the use of copper and zinc in nature. "Their biochemistry is very similar to both worms. It's only natural that I would get into the jaws." "A lot of science involved in exploring the...
Summit generates possible solutions to exchange of invasive species in Midwest waterways
...tates. Annual costs associated with removing zebra mussels
from water intakes and other structures total $250 million. Asian carp, which are traveling up the CSSC from the Mississippi River, are within several miles of Lake Michigan and along with other invaders could severely impact the $4.5 billion comm...
Finicky snails provide new clues to the evolution of coastal ecosystems
Whether sauted in wine or steamed in the shell, mussels
have long been a favorite of seafood lovers. For m...rs fed whelks a diet consisting exclusively of sea mussels
(Mytilis californianus) - a species that is abundant along the Pacific coast. The reaction was decid...
Marine biologists probe 'black box' mysteries of the sea
...when he and his students counted the number of new mussels
that had attached themselves to a set of ordinary plastic kitchen scrubbers installed along a short stretch of shore. "It turned out to be real patchy for some reason. There were some spots out there that reliably recruited mussels, and others just a...
Cat parasite killing otters; Michigan's perch pressured; HACCP for medicine
...ough water contact, or they may be eating infected mussels
or other bivalves. Southern Sea Otters are listed ... pressured early in life by competition from zebra mussels
and round gobies. Zebra mussels
filter plankton that larval perch need to grow. Gobies not only eat ...
Bush signs; ozone treatment for ballast water; wetland restoration template goes national
...rie of aquatic organisms: minute jellyfish, larval mussels
and barnacles, marine worms, juvenile fish and even smaller bacteria and viruses. When a ship docks at a Northwest port, it may dump this water, releasing the organisms into local bays and inlets. Herwig and others are exploring technologies to curb ...
Bloodworm's way with copper likely provides paradigm for new materials
...polychaete worms," said Waite, who is an expert on mussels
and the fibers mussels
make to attach themselves to stones in inter-tidal basins. The mussel fibers consist largely of pro...
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