Endangered Species Bulletin articles from February 2007

Endangered Species Bulletin archives from February 2007

For over a century, the Fish and Wildlife Service has played a vital role in conserving America's fishery resources.(U.S. Fish & Wildlife Service)
February 1, 2007... For over a century, the Fish and Wildlife Service has played a vital role in conserving America's fishery resources. In 1871, Congress established what is now known as the National Fish Hatchery System. Its original purpose was to provide...

The National Fish Hatchery System.(protecting endangered fish species)
February 1, 2007... The Fish and Wildlife Service's Fisheries Program is steeped in the conservation traditions of America. Throughout a history that spans 136 years, the Fisheries Program has endeavored to respond to the ever-changing challenges in resource...

A living fossil fights for survival.(pallid sturgeon)
February 1, 2007... Some call the pallid sturgeon (Scaphirhynchus albus) a living fossil. This large fish arose in the Cenozoic Era like a dinosaur, then survived the cold crunch of advancing glaciers and lived to thrive in the big, muddy rivers of middle North...

The return of a lake-dwelling giant.(cutthroat trout)
February 1, 2007... Jay Bigelow holds a male Lahontan cutthroat trout (Oncorhynchus clarki henshawi), one about three years old and 16 inches (40 centimeters) long, and admires the sunlight reflecting off the black-spotted silvery-white flanks. It's part of a...

Hatcheries are for more than fish.
February 1, 2007... Native mussels may be the most endangered aquatic animals. Here in Arkansas, they were once found in great abundance within many streams. But pollution, over-harvest, impoundments, and dredging changed the character of streams and took a toll...

Apache trout: swimming towards recovery.
February 1, 2007... Arizona's iconic image may be a saguaro cactus in a gritty desert, but when you get out of the Sonoran low-lands and into the high country, things change. The cooler, forested mountains of east-central Arizona are home to the Alchesay-Williams...

The Texas blind salamander.(San Marcos National Fish Hatchery and Technology Center)
February 1, 2007... Pallid and spindly, eyeless and other-worldly, Texas blind salamanders (Typhlomolge rathbuni) make their living in the watery labyrinth of the Edwards Aquifer in central Texas. Top predators, they eat crustaceans, snails, and probably each...

National Fish Hatchery System facilities.(Table)
February 1, 2007... National Fish Hatchery System field stations involved with one or more listed Species: NFHS Field Station Project Leader Phone Abernathy FTC (WA) Judy Gordon 360-425-6072 Alchesay/Williams...

The "running of the bulls" at Creston NFH.(National Fish Hatchery )
February 1, 2007... It's named for its size, brute strength, and bullish-looking head. The bull trout (Salvelinus confluentus) is really a char, but it is kin enough to brook trout (Salvelinus fontinalis) and Dolly Varden (Salvelinus malma) that they sometimes...

Mora NFH&TC brings Gila trout closer to recovery.(Mora National Fish Hatchery and Technology Center )
February 1, 2007... The names we pin on places tell a story of human experience. In the Gila region in southern New Mexico and Arizona, the lexicon appearing on road signs and maps speaks of conflict, privations, and chance encounters, adding color to this rugged...

Mussels enjoy the waters of White Sulphur Springs.
February 1, 2007... Rivers can be seen as conduits, expressing in their content the character of the land they drain and the ways that land is treated. Land use practices within the watersheds are manifest in the presence or absence of aquatic life forms such as...

Hatchery breeds Wyoming's rarest toad.
February 1, 2007... Detroit. Toledo. Cincinnati. New York City. Saratoga. They all hold captive populations of an endangered amphibian, the Wyoming toad (Bufo hemiophrys baxteri). Small captive populations of the rare toad live in eight city zoos across the...

The science behind fish nutrition.(Bozeman Fish Technology Center)
February 1, 2007... Did you know that most recovery plans for threatened and endangered fish species identify captive propagation as necessary to achieve recovery? That's really no different than for, say, condors or ferrets. Captive spawning and rearing programs...

Mussels on road to recovery at genoa NFH.(National Fish Hatchery)
February 1, 2007... His southern brogue isn't what you would expect to hear in Wisconsin. But then again, his work isn't what you would traditionally expect from a National Fish Hatchery. Tony Brady, a native of North Carolina, headed north armed with degrees from...

Diet research for the shortnose sturgeon.(Bears Bluff National Fish Hatchery)
February 1, 2007... It may fall upon the National Fish Hatchery System to prevent the extinction of the shortnose sturgeon (Acipenser brevirostrum). This fish has been listed as an endangered species since 1967. Its recovery plan, published by the National Marine...

Fountain darter parasites and conservation.
February 1, 2007... The Comal River in central Texas begins rather abruptly, gushing forth clear water from fissures at hundreds, if not thousands, of gallons per second. This stream is unique in many ways, but perhaps its most intriguing quality is a rare fish,...