Prey availability and selection
Evaluating the effects of marine reserves on diet, prey availability and prey selection by juvenile predatory fishes
... diet, prey availability, and prey selection indices for recruits and juveniles of 3 predatory fishes: Plectropomus macula- tus, Lutjanus carponotatus and Epinephelus ...
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Combined measurements of prey availability explain habitat selection in foraging seabirds
... Prey availability is an important factor governing the habitat-selection of top- predators ...of prey availability, and the presence of marine top-predators ...in prey ...
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THE CARNIVORE ASSEMBLAGE OF LA PAYUNIA RESERVE, PATAGONIA, ARGENTINA: DIETARY NICHE, PREY AVAILABILITY, AND SELECTION. Jodi Elizabeth Berg
... park guards to understand predator-prey interactions, as their livelihoods may be threatened by lack of predator management. Livestock-guarding dogs have been shown to be successful in protecting livestock ...
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in relation to prey availability in winter wheat
... of prey, relocat- ing at random until they reached areas of high prey availability, where further movements were ...microhabitat selection by linyphiid spiders in winter ...microhabitat ...
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Impact of wild prey availability on livestock predation by snow leopards
... wild prey density as other factors such as denning sites or territoriality become limiting, we did not find any evidence for ...their prey selection, as there was also strong selection for ...
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Diet and prey selection by snow leopards in the Nepalese Himalayas
... and prey selection can affect the population dynamics of their prey, which in turn affects the population dynam- ics of these large ...on prey availability and/or did not genetically ...
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American Three-Toed Woodpecker Response to Burn Severity and Prey Availability at Multiple Spatial Scales
... 1985), selection for areas with mixed- severity burns may result in greater average prey availability than in more severely burned areas over longer time frames than evaluated ...
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Foraging strategies in grey seals (Halichoerus grypus) : foraging effort and prey selection
... available prey; thus maximising their rate of energy gain (in terms of weight gain or energy ...certain prey when prey availability, in terms of number and mass, was ...of prey ...
217
A Palaearctic migratory raptor species tracks shifting prey availability within its wintering range in the Sahel
... 2008 data base; European Space Agency GlobCover Project, led by MEDIAS-France; 2008; http://ionia1.esrin.esa.int/) based on satellite scenes from 2004 to 2006, with a resolution of 300 m. The accuracy of the map (i.e. ...
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Individual Variation in Predatory Behavior, Scavenging and Seasonal Prey Availability as Potential Drivers of Coexistence between Wolves and Bears
... on prey [ 11 ...habitat selection at different spatial scales [ 16 – 19 ] and on the wolves’ kill rates in areas sympatric and allopatric with bears [ 20 ...
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New Zealand falcon prey selection may not be driven by preference based on prey nutritional content
... their prey. It has been hypothesised that they are opportunistic, taking prey according to availability, and that they select prey based on prey ...of prey. A previous study on ...
7
Incorporating prey demographics and predator social structure into prey selection and carrying capacity estimates for cheetah
... of prey in the preferred weight range of cheetah generally correspond with deviations in cheetah numbers from predicted carrying capacity, suggesting that both the MSY and refined regression model made realistic ...
136
Prey Selection of Scandinavian Wolves: Single Large or Several Small?
... primary prey, with the potential for prey switching in systems with multiple ungulate species rarely ...lupus) prey selection at two different spatial scales, ...two- prey system with ...
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Habitat selection of brood-rearing northern wheatears oenanthe oenanthe and their invertebrate prey
... and availability, (2) prey abundance and (3) prey species composition in interaction with vegetation type, and actual bird ...preferred prey types, or in patches where these are less abundant ...
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Prey Selection By Tiger (Panthera Tigris Tigris) In Shuklaphanta Wildlife Reserve Nepal
... of prey constrains the predator, gregarious nature of Chital makes the species less vulnerable to predation than other solitary preys (Schaller 1967, Sunquist and Sunquist ...positive selection of Chital by ...
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Diet and Prey Availability of Sturgeons in the Penobscot River, Maine
... Prey Availability Prey availability was assessed in three study reaches of the Penobscot River; the upper river (river km 34-43), middle river (river km 26-31), and lower river (river km 21- ...
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HABITAT- AND PREY-SELECTION OF IMPERIAL EAGLES (AQUILA HELIACA)
... In the East-Hungarian study area an unexpected expansion of the eastern imperial eagle population was observed into the Hungarian Great Plain from 1989 onwards, and here the population markedly increased from 2 to 59 ...
119
Prey selection among Los Angeles car thieves
... classic prey selection model suggests that such uneven targeting should be related to variations in the environmental abundance, expected payoffs, and handling costs associated with different car ...target ...
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Prey selection and dietary flexibility of three species of mammalian predator during an irruption of non-cyclic prey
... Estimating prey abundance To estimate prey abundance, we sampled twenty-eight 1 ha trapping grids, each comprising six lines of six pitfall traps, spaced ...
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PREY SELECTION AND PREDATION BY WOLVES IN BIAŁOWIEŻA PRIMEVAL FOREST, POLAND
... ungulate prey items used by wolves during each ...wolf prey during continuous radi- otracking, but we assumed that the locality of a new prey item was marked by a long stay of wolves in the same ...
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