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Results 1 - 10 from 15 for artificial cavities in 0.563 sec.
Oregon Purple Martin by Eric Horvath
Oregon currently nest mostly in artificial cavities. However, martins are not totally dependent upon artificial nest boxes in Oregon today, as ...
purplemartin.org
Sacramento California Purple Martins
Certainly. I have nothing against nestboxes or any other type of human supplied artificial cavities installed for the benefit of Western Purple Martins, where appropriate. I have, in ... California by using starling resistant artificial cavities ( provided that mitigation of daily temperature extremes is taken into consideration when designing said cavities). Establishment of managed martin colonies ...
purplemartin.org
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The Hawk Conservancy Trust -
Clearly there is an obvious need for artificial cavities for birds of prey for roosting and nesting. Your support will make it possible to ...
www.hawk-conservancy.org
IISG Projects - Habitats & Ecosystems
Mottled sculpin are an important component in the diet of yellow perch in rocky ... be modified to discourage round goby spawning while enhancing mottled sculpin spawning. Field experiments with artificial shelters also indicate that it may be feasible to either modify habitat to discourage round ...
www.iisgcp.org
NMPIF Other 1
Western Meadowlark open grasslands and shrub-grasslands most common nest sites are ledges or cavities in cliffs or bluffs availability of appropriate nest sites can be highly limiting ... Mining - In reclamation of mining areas: replace rocky outcroppings with boulders/stones to create artificial rocky areas for perches. Recreation - Manage recreational activities in these areas to avoid disturbance ...
hawksaloft.org
What's New in the World of Science: June 1996
Microbes in a 250-foot section of artificial wetlands along the Santa Ana River in Orange County that had been planted with cattails ... and glitter as you chew! (Don't worry; you can't get a shock, only cavities.) Certainly, this is one of the more unusual ways to make light. The process of ...
exploratorium.edu
USGS Bulletin
Cavities in the ore of the pillar already referred to contain siderotil (FeSO4·5H2O), which may ... formed after the mine was opened, as is shown by the fact that they coat artificial surfaces. Features of this sort are somewhat unusually prevalent for a mine so recently opened ...
mdia.org
Reef Ball Styles
Reef Balls the gold standard in artificial reef design. There will be hundreds of "clever" designs you will tempted by, by instinct ... from a standard scientific "Witham Collectors" (used to study larval lobster populations) and to provide cavities for each successive stages of growth. Furthermore, the inside of each ledge is larger than ...
reefball.org
Reef Ball Styles
Reef Balls the gold standard in artificial reef design. There will be hundreds of "clever" designs you will tempted by, by instinct ... from a standard scientific "Witham Collectors" (used to study larval lobster populations) and to provide cavities for each successive stages of growth. Furthermore, the inside of each ledge is larger than ...
reefball.org
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Hawk and Owl Trust | Conservation | Artificial nest sites
Link to this page Add page to favourites Save as PDF Our work > Conservation > Artificial nest sites Artificial nest sites Providing nestboxes and other artifical nest sites for birds of prey to ... favour. Nestboxes for tawny owls are deep to mimic natural tree cavities. Nest sites for kestrels simulate the natural open cavities and ledges which the species prefers. Open nests Species which naturally ...
hawkandowl.org
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