標題: senior citizen research associate 72 [打印本頁] 作者: jmjcotsxa 時間: 2016-4-2 06:58 標題: senior citizen research associate 72
What's the real reason without hair eagles congregate now in Onondaga Lake's south end
Back to Most important MenuWeather HomeSchool Event ClosuresBack to Key MenuCrime Safety HomePolice BlotterReported CrimesCity of SyracuseNorth Suburbs Oswego CountyEast And surrounding suburbs Madison CountyWest Suburbs Cayuga CountyCNY TrafficBack to Main MenuPhotos HomePhoto EssaysBuy Snapshot ReprintsYour PhotosBack to Main MenuVideos HomeNews VideosSports VideosHigh School Sporting activities VideosEntertainment VideosLiving Nike Air Max 2014 VideosThe majestic birds, sometimes greater than two dozen at a time, sit with trees overlooking an area involving open water that doesn't freeze out over because of warm water being discharged into the lake by the pipe from the nearby Downtown Sewage Treatment plant.Outdoors water attracts other transferring waterfowl, including ducks and geese that feed on aquatic crops and other small aquatic animals. During the late hunting year each year, the area attracts goose hunters and more recently god's gifts to earth photographers.But why are the eagles there in the first place? Is it due to ducks and the geese? Does the catering company depend on eating these relocating waterfowl to survive?Actually, it's because in the large numbers of gizzard shad a baitfish found in Onondaga Lake that reaches lengths of 10-14 inches as an adult.Donald Free Run 2 Lemon, regional fisheries manager for any state Department of Environmentally friendly Conservation's Cortland office, noted Onondaga Buy Timberland Boots Montreal Lake features large numbers of gizzard shad. He said Onondaga Lake, Oneida Lake and other local waterways will be in "the northernmost extent of the fish's array."Each winter, he said, the varieties experiences a large die off, in particular the younger, more fragile fish. Onondaga Lake's gizzard shad are attracted to the warm, available water around the sewage launch pipe because Timberland Boots Toronto Stores they're trying to make it.Matt Frackelton, of Baldwinsville, a duck hunter and environmental researchers who frequents Onondaga Lake, said he often hunts the lake's south end. He said if the lake's water turns cold he or she is notices huge, thick educational institutions "from the top of the surface to the bottom" associated with gizzard shad in the water around the discharge water pipe areaHe said whenever he hard disks his 14 foot goose hunting boat through that location during the cold months, "I actually hit all of them with the boat and our motor." He extra that he doesn't hunt by the sewage discharge pipe.Frackelton reported he's noticed the eagles frequently feeding on the gizzard shad. But what about the ducks and geese?"Eagles are opportunistic feeders. They will pursue a duck that's harm, or sick or which has been shot by a hunter without retrieved fast enough," he was quoted saying. "It's much easier for them to catch the actual shad, which are schooled up and also stressed from the low temperature compared to to catch a healthy duck that will fly and dive Lacoste Polo Size Chart to escape."Frackelton's observation make perfect sense, stated Lemon and Randy Jackson, older research associate, and correlate director at Cornell's Biological Arena Station on Oneida Lake within Bridgeport."I've seen a lot of eagles about Oneida Lake," Jackson stated. "Anytime I've seen one, the fowl has had a fish to use mouth."Lemon said he found bald eagles gather about a water discharge conduit during the cold months of a utility firm on the Susquehanna River near Smith City, and also at a location for the lower Susquehanna in Maryland."Same thing. The warm water attracted the particular gizzard shad. I saw the eagles feeding on them left and right,In he said.Frackelton and others wonder if the particular gizzard shad are picking up excessive quantities of mercury and other contaminants from Nike Free Trainer 7.0 the lake Timberland Mens Shoes Canada and thus poisoning the trusting eagles that feed on these folks.Gordon Patterson, a SUNY ESF professor whose expertise includes environmental and aquatic toxicology, said that's unikely, particularly having mercury. He said gizzard shad feed lower in your food chain with a diet which consists primarily of little aquatic invertebrates known as zooplankton."Consequently, they are a smaller amount susceptible to the food web side effects that tend to increase mercury bioaccumulation up the food web," he said. "Gizzard shad also tend to grow rather quickly, which can help dilute this extent of mercury accumulated inside their tissues."
