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Maine Brook Trout Pond Survey

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The Maine Department of Inland Fisheries and Wildlife recently released a summary of its 2011 Brook Trout Pond Survey. During 2011, 81 volunteer anglers logged nearly 1900 hours of time on the project. Anglers came from Maine, New Hampshire, Massachusetts, and Vermont to participate in the survey.

Volunteers searched for brook trout in a total of 112 ponds, and 95 ponds were successfully surveyed from the original list of 187 ponds. Volunteers confirmed brook trout presence in 24 of the surveyed ponds and observed signs of brook trout presence in another 21 ponds.  Volunteers confirmed an absence of brook trout in 50 ponds, which is equally valuable information to fisheries biologists. The 75 ponds that were not surveyed will be added to the 2012 Pond List.

As a result of the surveys, 43 ponds were recommended for more extensive surveys by MDIFW biologists in 2012. During the summer, fisheries biologists will be assessing the status of the fish population as well as completing a depth profile and water quality analysis.

The next step in the process will be for fisheries biologists to evaluate how best to conserve these native trout populations and their habitats through appropriate management strategies.

297 new ponds are being added to the list of waters to survey in 2012. Surveys can be completed any time before September 30, 2012.

For more information about the Maine brook trout pond survey program, visit: www.tumaine.org/brooktrout.htm

Or contact Amanda Moeser at (207) 781-6180 x207 or amoeser@maineaudubon.org.

source: Maine Department of Inland Fisheries and Wildlife

Maryland Trout Stream Restoration

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In Maryland, wild brook trout now have access to a few more miles of coldwater stream habitat. During the summer of 2011, the Savage River Watershed Association (SRWA) held an event to celebrate completion of the Savage River Headwater Dam Removal and Stream Restoration Project.

The project restored natural stream conditions along a 600 foot section of the upper Savage River to improve habitat for Brook trout, Salvelinus fontinalis, Maryland’s only native freshwater trout species.

In 2006 the Maryland Department of Natural Resources (DNR) listed brook trout as a "Species in Greatest Need of Conservation" leading to the development of a brook trout Fisheries Management Plan.

The plan includes a focus on the upper Savage River resource, which includes over 100 miles of interconnected streams. The area makes of 25% of all Maryland wild brook trout habitat.

The restoration project included the removal of an obsolete dam on the upper Savage River. During the 2008-2010 summer seasons, biologists with Maryland DNR’s Inland Fisheries Management Division monitored water temperatures above and below the dam.

According to biologists, peak stream temperatures exceeded 75 degrees F below the impoundment, yet never exceeded 65 degrees F above the impoundment. When stream temperatures exceed 70 degrees F for extended periods, brook trout cannot survive.

The Watershed Association and partners identified the area as a restoration site as the impoundment was not only causing a thermal impact, it also blocked fish passage to a headwater reach along the main stem of the Savage River.

The project involved the engineering and implementation of a natural stream flow that bypassed the reservoir and converted it to a wetland. Natural stream design methods were used to create in-stream structures that add aquatic habitat and provide stream bank stability.

The restoration project allowed fish access to 2.5 stream miles upstream from the preexisting dam, restored natural stream features and decreased water temperatures in the stream.

The former pond area was converted to a wetland, providing wildlife habitat, water quality improvement, and flood storage. The site will serve as a demonstration for stream restoration activities and brook trout habitat improvement projects.

source: Savage River Watershed Association

New York State Record Brook Trout

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The New York State Department of Environmental Conservation (DEC) has certified Dan Germain as the new holder of the state record for brook trout.

The record setting brook trout measured 22 inches and weighed in at 5 pounds, 8 ounces, surpassing the previous state record set in 2009 by 3.5 ounces.

Mr. Germain submitted details of his winning fish as part of DEC's Angler Achievement Awards Program. Information about the Program, including past winners and a downloadable application form, can be found on DEC's website.

source: New York State Department of Environmental Conservation

Lake Tahoe Lahontan Cutthroat Trout Stocking Program

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Over the next few months, approximately 22,000 Lahontan cutthroat trout (LCT) will be stocked in Lake Tahoe. The cutthroat trout will be approximately nine inches in length when released.

This is the first time in more than 35 years that the Nevada Department of Wildlife (NDOW) will be stocking Lake Tahoe with Lahontan cutthroat trout, the only trout species native to the Basin.

In response to a growing interest in the Tahoe area for the restoration of native species, an interagency team was created to explore opportunities to restore LCT to the Basin.

The team identified NDOW's stocking efforts at Lake Tahoe as an opportunity to provide anglers with the chance to catch native Lahontan cutthroat trout.

For more information, visit www.ndow.org

Maine Anadromous Brook Trout Angler Survey

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Although the behavior is not well known, brook trout that reside in coastal streams may spend part of their lives in salt water. Eventually these fish come back to fresh water to spawn, completing a life cycle called "anadromy".

Anadromous brook trout may leave fresh water streams and move into saltwater estuaries for a few months to more than a year. Typically, brookies migrate from fresh to saltwater as juvenile fish, feeding on abundant prey that is found in saltwater estuaries.

Research in two Maine streams with anadromous brook trout found that their migration from fresh to salt water occurred mainly from April through June. Their return to fresh water starts in May and can last until early August. When saltwater brook trout return to streams they are silvery in color. The unique coloration begins to fades after a few weeks in freshwater.

Populations of anadromous brook trout appear to be declining throughout their range. This decline is believed to be due to over fishing, habitat degradation and loss, in-stream barriers or predation. There has never been an intensive survey of Maine's anadromous brook trout populations, so their current status in Maine is uncertain.

According to Maine Inland Fisheries and Wildlife, a lack of information about these unique fish has prompted the agency to start a volunteer angling survey of coastal brook trout waters. Recruiting anglers to aid in this effort greatly increases our ability to gather data over a wide area. By taking a small sample of scales from brook trout caught in coastal rivers, chemical analysis will be able to tell scientists whether a trout is anadromous or "resident" (non-anadromous).

This information, when combined with a simple volunteer logbook detailing the amount of time spent fishing and the number of fish caught, will give MDIF&W valuable data for an initial assessment of anadromous brook trout populations in Maine.

Anglers that are interested in participating in Maine's Anadromous Brook Trout Angler Survey can contact Maine IF&W Fisheries Research Section: Merry Gallagher at (207) 941-4381, or merry.gallagher@maine.gov

source: Maine Inland Fisheries and Wildlife

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