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Oregon has 15 species of bats, and eight of those are Oregon Conservation Strategy Species. Strategy Species are those having small or declining populations, are at-risk, and/or of management concern. Bats are flying mammals that can reach speeds of 20 to 30 mph. Some of Oregon's species migrate south in winter while some remain here and hibernate. Bats have ecolocation which allows them to make high-pitched sounds then listen to the echo of those sounds to locate where objects are. Echolocation helps them find even the smallest insect. Learn more about Oregon's bats on our Living with Wildlife, Bats page

A large, long-legged wader distinguished from similar species in a flight by flashing rufous underwings and dark brown primaries. Its feet extend beyond tail tip in flight. Flocks generally consist of fewer than 50 birds on the coast. Juveniles migrate south several weeks later than most adults. After mid-November, a few stragglers are seen until late December. The Marbled godwit is a regular spring and fall migrant on the Oregon coast. Spring migration commences in early April and extends through early June on the coast. Its average arrival at the Malheur National Wildlife Reserve is April 27. Hear the call

The nasal meow of the Franklin's gull can be heard as it soars above wetlands and meadows, and colonies of this species are reported to be the loudest of all the gulls. In breeding plumage, the black hood contrasts sharply with the white breast and bright red bill. This species depends much more on insects and other invertebrates than do other gulls, and is therefore considered economically beneficial and favored by farmers. The Franklin's gull occurs in the southeast portion of the state in spring and summer, especially Harney Basin. It is rare west of the Cascades. It nests locally

Known as "bluebill" to most hunters, this species is one of the most abundant and widespread of North American ducks. The lesser scaup is similar to the greater scaup in appearance and habits, but is smaller and lacks the white on the primaries. In the field, however, the black-and-white drakes and brown hens are very similar to greater scaups. The common vocalization is the purr call of the female; drakes are usually silent, but utter a low single-note whistle in courtship. In general, the lesser scaup is more apt to be found in interior or freshwater habitats while the greater

This medium-sized, shy grebe has bright white cheeks that contrast sharply against a dark crown and rust red neck during the breeding season. An aquatic bird, it breeds in lakes and ponds, usually in forested areas. In Oregon, it is found in waters with hardstem bulrush intermixed with open water over five feet deep. Five to 20 birds at Rocky Point in the Upper Klamath Lake National Wildlife Reserve form the only consistent breeding population in Oregon. The red-necked grebe reaches its greatest numbers during winter along the coast. The red-necked grebe is an Oregon Conservation Strategy Species in the

Wigeon drakes are beautifully marked with white pate, green eye stripe, purplish breast and flanks, white belly and wing covert patch, and iridescent black/green speculum. The grayish hen shows white on the wing covert patch. Drakes give a three-note whistle and get progressively noisier as spring approaches and courting flights begin. Medium sized flocks are common in fall and winter, and like geese, will be found grazing pastures, park lawns, and golf courses. It is a rare to locally common breeder in eastern Oregon and rare in summer in western Oregon. It is a common to abundant migrant and wintering

Inconspicuous and master of stealth, the Least bittern inhabits densely vegetated deep-water marshes, making observations rare and difficult; its call is often the only way to detect this secretive species. The smallest of herons, its long neck and legs make it appear larger. The crown, back and tail of male birds is greenish black; purple-chestnut on female. Neck, flanks, and underparts are brown and white and the wings buff. It is a rare spring and summer resident in larger freshwater marshes of eastern Oregon and a very rare spring through fall visitor in the Rogue and Willamette valleys. At Upper

This pugnacious little wren, formerly known as the Long-billed marsh wren, inhabits cattail, bulrush, and other marsh plants. As the only Oregon species of wren that nests over water, it is easy to identify when seen, but sexes are difficult to differentiate in the absence of song due to similar coloration. This species has long been of interest to behavioral and evolutionary ecologists due to its polygyneous mating system, widespread construction of dummy nests, and the male's complex singing behavior. The Marsh wren nests statewide in appropriate wetland habitats. It is particularly common during breeding season around Malheur National Wildlife

Cole Rivers Hatchery was constructed by the US Army Corps of Engineers (USACE) in 1973 to mitigate for spawning and rearing areas blocked by the construction of Lost Creek, Applegate, and Elk Creek Dams. The hatchery was named in honor of Cole M. Rivers, a biologist on the Rogue River for 20 years. The facility is used for adult collection, spawning, egg incubation and rearing of spring Chinook, coho, summer steelhead, and winter steelhead, and egg incubation and rearing of fall Chinook and rainbow trout. Infrastructure Repair and Renovation Updates
Bandon Hatchery was constructed in 1925. Various renovations have taken place since original construction and more are planned for the future. The facility is used for adult collection, egg incubation and rearing of both natural and hatchery fall Chinook, winter steelhead, and trophy-sized rainbow trout.
Cattle egrets are the smallest of Oregon's three egret species, with short, stout neck and legs, and white body with orange-buff plumes on the head and nape in spring and early summer. They are named for their association with livestock, consuming insects on their backs or stirred up by their hooves. In Oregon, the Cattle egret is a casual transient in spring in the Klamath Basin and rarely in the Malheur National Wildlife Refuge. The least widespread of the state's egrets during the breeding season; a rare breeder in the Great Basin and a few pairs occasionally nesting at Malheur

These small, fast flying seabirds are unique among alcids in North America in their use of coastal coniferous forests, primarily old-growth trees, as nesting habitat. Their solitary nests are usually concealed within the forest canopy, and breeding birds are cryptic and primarily crepuscular at nest sites. Because of their secretive behavior and elusive nests, Marbled murrelets were considered the "enigma of the Pacific" and were one of the last ornithological mysteries in North America, as the first nest was not discovered until 1974. Distribution at inland nesting sites is fragmented, as birds occur only in areas where suitable habitat remains

The wild turkey is the largest game bird in North American with mature males weighing upwards of 20 pounds and standing 40 inches tall. These large terrestrial birds are generally dark brown to black in appearance but iridescent color in feathers ranging from gold and copper to green and black gives a metallic appearance, particularly in full sunlight. Males and about 10 percent of females sport a unique beard of keratinous filament that protrudes from the junction of the breast and neck. Beards grow continuously but rarely exceed 10 inches in length. Females are smaller and duller in appearance. Densities

Bobolinks summer in Oregon's eastern grasslands and meadows, singing what has been described as a bubbling delirium of ecstatic music that flows from the throat of the bird like sparkling champagne. The yellow-brown female, juvenile or non-breeding male may at first appear to be a sparrow, but the breeding male has an astonishing and diagnostic backwards tuxedo pattern of buff on the nape and white rump and scapulars on an otherwise black body. The Bobolink is a regular, locally common breeder at the Malheur National Wildlife Refuge and a few scattered pairs occur in northeast Oregon. West of the Cascades

Find maps, boundary descriptions and the percent public land for the Indigo Unit.
Find maps, boundary descriptions and the percent public land for the Sled Springs Unit.
This small, rich-brown wren is only slightly larger than a quarter, and has a tail quite short for a wren. A quiet observer in the forest will see these birds hop in and out and all over logs, snags, shrubs, twigs, and limbs on the forest floor. It has been said that the song of this bird is larger than the bird itself. The Winter wren breed from Coos County southward and in eastern Oregon in the Blue and Steens mountains. It retreats from high altitudes in winter where snow pack is heavy. Migration probably occurs throughout the state, but


This large bird of prey is dark above, white below, and has a visible dark spot at the wrist of the wing when flying. The head is black and white. Juveniles have buffy-tipped dark feathers above. In flight, the wings have a noticeable angle or "crook." This highly migratory fish-eating species is frequently found nesting along larger rivers, lakes, and reservoirs. A large bulky nest at the very top of a live, broken top,or dead tree and more recently on utility poles, channel markers, pilings, and cell phone towers near fishable waters is good evidence of Ospreys. The Osprey breed
