It also prohibits the free flight in and out of an area that an Osprey instinctively needs to perch or land. The Pyramid stops osprey from building nests by not allowing sticks to be placed. The Tower Guard effectively prevents osprey from perching – it has deterred Osprey for lengths of 12 years or more on airfield antenna towers. By utilizing its weighted base, this system can be permanently installed or moved out of the way and back into position when access is needed. How can I keep osprey away?īirdzoff’s custom post system effectively deters osprey from nesting by preventing osprey from dropping and organizing sticks to build their nest. Nesting and perching can cause extreme delays in construction and tower maintenance, with access to towers being blocked for up to 5 months when nests are active. They are 21 to 23 inches (53 to 58 centimeters) long and usually weigh between three to four pounds (1.3 to 1.8 kilograms). The sexes are nearly alike in plumage, but the female is slightly larger than the male. One of the larger birds of prey, but smaller than a bald eagle, ospreys have an average wingspan of five feet (1.5 meters). Additionally, their wide wingspan poses a problem for power poles. The osprey is a large bird of prey measuring 22-25 inches with a wingspan of 4-6 feet. When perching near an airfield, their movement through the airspace can be very dangerous for planes. Description: 21-23 long with a 59-71 wingspan. Osprey pose a threat for the aviation, electrical, and marine industries. Federal Status: Not listed Osprey are protected in NH under the US Migratory Bird Treaty Act. Osprey build nests by dropping sticks from 4-5’ above the nest and then flying down to organize them.
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