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Topic: Bull trout


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In the News (Tue 29 Dec 09)

  
  The Bull Trout: A Threatened Species
The Bull Trout belongs to a branch of the trout family called "chars," along with the Lake Trout, (Eastern) Brook Trout, and Dolly Varden (which was once considered to be the same species as the Bull Trout).
Some anglers saw Bull Trout as unwanted predators that fed on the more savoured trout species introduced by Man. From the 1930s to the 1950s, the removal of large Bull Trout from some streams was an accepted practice, because it was believed this removal would improve the survival of the other fish.
Trout Unlimited Canada has embarked on an extensive sign campaign along streams throughout the entire eastern slopes of the Rocky Mountains in Alberta to caution anglers not to keep any bull trout.
raysweb.net /specialplaces/pages/trout.html   (798 words)

  
 Saving the Bull Trout
While the bull trout is threatened, as defined by law, its numbers and distribution remain sufficient to insure that it is not at immediate risk of extinction.
And one population of bull trout in Washington is known to be anadromous.
The strongest populations of bull trout tend to be in unmanaged roadless areas that have near-pristine streams.
www.ti.org /bullshort.html   (3015 words)

  
 Status of Oregon's Bull Trout   (Site not responding. Last check: 2007-11-06)
A comparison of the 1991 bull trout status (Ratliff and Howell 1992) to the revised 1996 status found that 7 populations were newly discovered and I population showed a positive or upgraded status while 22 populations showed a negative or downgraded status.
Restrictive bull trout angling regulation changes (including the elimination of bull trout harvest in all spawning areas) may be the major reasons why the Metolius River/Lake Billy Chinook and mainstem McKenzie River populations have shown significant increases in abundance.
Angling regulations prohibit harvest of bull trout in all Oregon populations except for one population in the Deschutes Basin.
www.environment.pdx.edu /bulltrout.htm   (3082 words)

  
 Resident BULL TROUT
The native bull trout was once considered to be a predator of other "more desirable" game fish species, so harvest was encouraged and bounties were paid to remove the bull trout.
Some bull trout will spend their entire lives in cold headwater streams, where others spend the first 2-4 years in their natal stream, then migrate to larger rivers or lakes for another 2-4 years before maturing.
Bull trout are very well adapted to overcoming significant barriers during migrations that would otherwise cut off spawning areas to other trout and salmon species.
www.streamnet.org /pub-ed/ff/Lifehistory/bull_facts.html   (689 words)

  
 Stock Status of the McKenzie Bull Trout
Bull Trout were native to four sub-basins in the Willamette River system, but were extirpated from the Clackamas, Santiam, and possibly the Middle Fork Willamette.
Anderson Creek may be at carrying capacity for rearing juvenile bull trout based on the number of adults spawning and the number of both fry and juvenile bull trout migrating from the creek.
Number of bull trout fry and juveniles age 1+ and older caught in the downstream migrant trap on Anderson Creek, 1994-2004.
www.dfw.state.or.us /springfield/McKBullt.html   (804 words)

  
 Babbit declares bull trout threatened   (Site not responding. Last check: 2007-11-06)
Bull trout populations have declined throughout the West since the 1970s.
Historically, bull trout were found in the Columbia River Basin, western Montana, the Jarbidge River in northern Nevada, the Klamath Basin in Oregon, the McCloud River in California and in Alberta and British Columbia.
Today, bull trout have been eliminated from the main stems of most large rivers, and inhabit only 6% of their former range.
www.seeleyswanpathfinder.com /pfnews/june98/bulltrout.html   (952 words)

  
 Bull Trout   (Site not responding. Last check: 2007-11-06)
Early naturalists had this to say about the fish: Bull Trout are by far the most active and handsome of the trout, they live in the coldest, cleanest and most secluded waters.
The Bull Trout was considered an enemy of the Rainbow Trout, because of their predatory nature, so as Rainbows were introduced, catching and keeping of Bull Trout has been encouraged.
Bull Trout fry require extremely cold water to survive, because of this their satisfactory water for spawning beds are minimal.
www.bigyflyco.com /bulltrout.html   (540 words)

  
 FPC HomePage
The Bull Trout (Salvelinus confluentus) is a member of the North American salmon family, which includes salmon, trout, whitefish, char, and grayling, and is one of four species of char native to western North America.
Bull Trout depend on very clean, cold water and therefore are a prime indicator of the health of forest ecosystems and watersheds.
Bull Trout have a white leading edge on their fins and small, pale yellow to crimson spots against a darker background of olive green to brown on the back fading to white on the belly.
www.fpc.org /bulltrout/bulltrout_home.html   (914 words)

  
 2 Column Template
The bull trout represents a case history of the demise of a native fish species.
Bull trout are char, the group of salmonids that includes brook trout, lake trout, and Dolly Varden.
In California, bull trout were historically found only in the McCloud River system, the river with the best conditions for this species and the southernmost part of the species' range.
www.dfg.ca.gov /fishing/html/WildAndHeritageTrout/trout/BullTrout.htm   (155 words)

  
 The Future of the Bull Trout
While it may be appropriate to consider the bull trout as an ice age fish dependent upon clean, cold water for successful reproduction and survival and that its historic distribution is reduced from the Pleistocene, it is inappropriate to consider this as a species marked for extinction because it cannot adapt to a changing climate.
Although the bull trout is not in the same situation of the fl-footed ferret or whooping crane which have only a single surviving population, it is a declining species, and it is clear that action needs to be taken to prevent further declines.
Bull trout had been eliminated from the stream due to a series of passage barriers but upon their removal, mature bull trout were observed to again use the stream (Thomas 1992).
www.ti.org /gumtow.html   (11755 words)

  
 BULL TROUT   (Site not responding. Last check: 2007-11-06)
Bull Trout are 1 of 23 members of the char salmon family that live in the Pacific Northwest.
Bull trout continue to occur in the watersheds of the Columbia, Klamath, Jarbidge, Mary-Belly Rivers, and in the Coastal Puget Sound.
The goal of the current recovery plan is: 1) To ensure to long term persistence of bull trout populations, 2) Maintain multiple interconnected populations across the diverse habitats of their native range, 3) To preserve the diversity of bull trout migration forms, emigration age, spawning, and local habitat adaptations.
www.landscouncil.org /selkirks/BullTroutinfo.htm   (642 words)

  
 Fishing with Rod British Columbia Canada
Bull trout are characterized by their beautiful spots along the entire body.
Bull trout belong in the Salmonidae family, their relatives include salmon, trout and whitefish.
As mentioned in the introduction, the bull trout is often misidentified as a dolly varden due to their similarities.
www.fishingwithrod.com /fish_profile/bull_trout.html   (1317 words)

  
 bull trout ~ flyfish alberta   (Site not responding. Last check: 2007-11-06)
In Central Alberta, bull trout were found east of Red Deer in the Red Deer River drainage and as far east as the city of Edmonton in the North Saskatchewan River drainage.
Bull trout prefer cool water (lower than 18 Celsius) that are generally clear and mountain fed. These are typically of low water levels outside of spring high water flows, and can generally be described as low overall productivity as spawning and rearing areas are seriously limited.
Because of this, blocking of migratory routes due to hydro-dams, roads, and logging slash are critical to a watershed's Bull Trout population survival.
www.flyfishalberta.com /trout/bulltrout.htm   (1428 words)

  
 Bull Trout Information   (Site not responding. Last check: 2007-11-06)
Bull trout are a species of char even though they are called trout.
Bull trout are the most environmentally sensitive of the salmonids, requiring clean and cold water, complex habitat structure and connected habitats.
Bull trout mature very slowly often not spawning until their 5th or 6th year and they can live up to 20 years old.
www.flyfishingtrout.com /infobull.htm   (186 words)

  
 Threatened and Endangered Species: Bull Trout Salvelinus confluentus Fact Sheet | Montana NRCS
Fish biologists consider bull trout at moderate risk of extinction in 65 percent of their Montana range and at high risk of extinction in 33 percent of their range.
The general appearance is that of light spots on a darker background, as is the case with all of the chars (true trout have dark spots on a lighter background).
Irrigation diversion structures often act as fish passage barriers and cause bull trout to enter irrigation ditches where they are lost to the population.
www.mt.nrcs.usda.gov /news/factsheets/bulltrout.html   (669 words)

  
 WDFW -- Final Bull Trout and Dolly Varden Management Plan
This management plan for bull trout and Dolly Varden in Washington State is consistent with the Commission goals, policies and objectives and provides specific guidance for management of these species by the Department under the WSP.
Bull trout and Dolly Varden are western North America's most southern derivatives of an evolutionary parent Salvelinus, possibly the Arctic char (Morton, 1970; Behnke, 1980; Savvaitova, 1980; Balon, 1984).
Cavender (1978) demonstrated that bull trout and Dolly Varden were separate species and believed the geographic range of bull trout and Dolly Varden overlapped in the Puget Sound area of Washington and along the British Columbia coast.
www.wdfw.wa.gov /fish/bulltrt/bulldoly.htm   (4729 words)

  
 Bull Trout
Bull Trout are one of three very closely related west coast chars and where their ranges over-lap they are hard to distinguish from Dolly Varden or Arctic Chars.
However, Bull Trout are highly migratory and may move from one part of a watershed to another.
Of the several Bull Trout populations in Oregon, only two, those in the Deschutes and McKenzie basins are considered to be on the increase.
www.flyfishusa.com /newsletter/020302   (1264 words)

  
 Bull Trout Status Under Agency's Review   (Site not responding. Last check: 2007-11-06)
Kempthorne spokesman Michael Journee said the governor believes bull trout are thriving in Idaho, where steps have been taken to improve habitat protections, and getting them off the threatened species list would reduce problems for timber and ranching interests.
Environmental consultant Michael Bader said a look at the latest fish counts in bull trout streams show most are just 10 percent to 30 percent of viable populations.
Bull trout are actually a char and a member of the salmon family.
www.flmnh.ufl.edu /fish/InNews/bulltroutstatus2004.html   (648 words)

  
 Bull Trout Listed Under ESA   (Site not responding. Last check: 2007-11-06)
Bull trout are also now proposed to be listed as threatened in the Coastal/Puget Sound area of western Washington, the Jarbidge River in northern Nevada, and the St. Mary/Belly River area in Montana.
Bull trout are more sensitive to changes in habitat than any other trout and salmon species and have more stringent habitat requirements.
Roadless areas are crucial to bull trout survival and recovery as most remaining populations exist in wilderness areas, parks, roadless areas, and low road-density watersheds.
www.wildrockies.org /awr/spotlight/3_99/bulltroutlisted.html   (711 words)

  
 Williams, Jarbidge River, bull trout
A 1990 NDOW report specifically stated concerns for the bull trout population because of angling pressure and the removal of larger bull trout (6-12 inches) from the system, possibly before they were old enough to reproduce for the first time.
Limits on other trout (native redbands and residual stocked rainbows) and mountain whitefish are now 5 and 10 fish, respectively, which still allows for substantial fishing pressure and potential repeated bull trout captures.
Listing the bull trout as threatened rather than endangered was possible due to habitat restoration in the South Canyon Road area and other beneficial projects that were implemented by Federal and State agencies, including habitat management improvements and the elimination of rainbow trout stocking in Nevada.
www.doi.gov /ocl/2002/jarbridge.htm   (2694 words)

  
 WDFW Fact Sheet: Washington bull trout and Dolly Varden
Bull trout are native chars and part of the salmonid family.
A 1998 WDFW study found 80 bull trout/Dolly Varden populations in Washington: 14 (18 percent) were healthy; two (3 percent) were in poor condition; six (8 percent) were critical and the status of 58 (72 percent) stocks was unknown.
Human activities that degrade bull trout habitat include: disturbing spawning and rearing areas through mineral prospecting, dredging and allowing farm animals into rivers; egg-smothering siltation from road building; worsening the gravel-scouring effects of flooding by urban development; removing pool-building wood debris and water-cooling shade by logging and water withdrawals for agriculture, industry and urban development.
wdfw.wa.gov /factshts/bultrout.htm   (503 words)

  
 BULL TROUT IDENTIFICATION
Bull trout are now listed as "threatened" under the Endangered Species Act.
Montana is the bull trout's stronghold in the
It is illegal to target or harvest bull trout in Flathead Lake.
www.mackdays.com /bull_trout_identification.htm   (250 words)

  
 To Bush Administration, Only Pro-Corporate Studies Are Credible
In a letter to the region's bull trout coordinator, Garrity demanded that the missing chapter be restored to the economic analysis and that the public be given a chance to comment on the uncensored document.
"Bull trout were a species that was, at one time, sought by anglers across the Pacific Northwest," the report said.
In Montana and Idaho, bull trout were commonly called "salmon trout" and were often the biggest and most easily caught fish in many waters, the analysis said.
reclaimdemocracy.org /articles_2004/trout_benefits_report_deleted.html   (1195 words)

  
 Bull Trout   (Site not responding. Last check: 2007-11-06)
This is the only area in which the Bull Trout was native to California although it is widely distributed throughout the interior portions of Oregon, Washington, Montana, Idaho and British Columbia.
The trout was originally described by Johann Walbaum in 1792 in Kamchatka, Russia as "Salvelinus malma".
The names, Bull Trout and the Dolly Varden, were used interchangeably until 1980 when the Bull Trout was genetically proved to be a separate species.
stevenojai.tripod.com /dollvard.htm   (428 words)

  
 Bull Trout Tag - Homeward Bound - North Cascades National Park
Students will compare adfluvial bull trout return rates* as influenced by various natural and human-caused challenges.
Teachers, discuss the life cycle of an adfluvial bull trout with your students.
Begin by installing only natural challenges in the course and one or two adult bull trout (represented by students or teachers).
www.nps.gov /noca/journey/activities/backyard/trout_tag.htm   (393 words)

  
 Bull Trout
According to a 1998 study performed by the WDFW (Washington Department of Fish and Wildlife), it was estimated that 80 bull trout populations still inhabit Washington State.
Of these populations, it was determined that 14 of them were healthy, two were in poor condition, six were in critical condition, and the other 58 were of unknown condition.
Bull trout populations are still found throughout Washington State.
www.pacificbio.org /ESIN/Fish/BullTrout/bulltroutpg.html   (250 words)

  
 Bull Trout - Species at Risk - Lewis and Clark - Sierra Club
Actually a char rather than a trout, the bull trout seeks out cold streams with ample shelter and clean gravel in Washington, Oregon, Montana, Idaho, Nevada, and parts of Canada.
Since its habitat requirements are more stringent than those of many other fish, the bull trout is more sensitive to habitat alteration.
The greatest risks to bull trout come from logging, roadbuilding, overharvest and destructive mines like the proposed Rock Creek Mine in northwestern Montana.
www.sierraclub.org /lewisandclark/species/bulltrout.asp   (159 words)

  
 Skagit River Watershed Bull Trout Project - Homeward Bound
Thankfully, work to help protect and understand the bull trout's life is being pursued collectively by partners beyond national boundaries.
In areas where bull trout are known to spawn, researchers count redds (nests) during spawning season.
Since bull trout are dependent on very precise environmental temperatures, scientists gain insight on global climate health by monitoring bull trout populations.
www.nps.gov /noca/journey/activities/trout/trout_sum.htm   (578 words)

  
 Bull Trout Identification and Education Program
Montana's spectacular trout streams and lakes are legendary across the nation.
One of the most important parts of this wonderful resource is Montana's largest native trout: the bull trout.
If anglers can effectively identify bull trout and learn about their importance, bull trout will benefit.
fwp.mt.gov /bulltroutid   (386 words)

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