Little auk distribution
Web30 jan. 2014 · Some genetic differentiation of the little auk populations might be expected, given the insular pattern of distribution of the little auk colonies (Fig. 1) in combination with presumably high rate of nest-site fidelity (K. Wojczulanis-Jakubas, unpublished data and per analogiae to related species of similar life-history traits, reviewed in Divoky and Horton … WebLittle Auk Alle alle Summary Text account Data table and detailed info Distribution map Reference and further resources Family: Alcidae (Auks) Authority: (Linnaeus, 1758) Red List Category Click here for more information about the Red List categories and criteria Justification of Red List category
Little auk distribution
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Webspring distribution of Little Auks off central Nor- way will require more detailed studies of their diet seasonally and the distribution of their prey. Densities of 1,000-1,500 Little … WebThe Little Auk Alle alle is a small planktivorous auk breeding colonially in the High Arctic. Owing to its large population size and bi-environmental lifestyle, resulting in the large-scale...
Web17 sep. 2024 · The Little auk is amongst the first migratory birds to return to their breeding sites in the high Arctic, where they arrive as early as April or early May. They leave in … WebThe Little Auk, being a little/medium-size seabird (body mass 140-180 g), represents a group of avian species for which stress-induced changes in body surface temperature …
Webthe little auk colonies. We also tested the nesting preferences for geographical features such as aspect, slope angle, altitude, solar radiation, rock type, and distance to foraging grounds. Our findings indicate that the occurrence of little auk breeding colonies is non-random and highly attributed to environmental factors. WebThe little auk (Alle alle) is the most numerous of the Atlantic Alcidae. It breeds mainly within the high arctic region, with major populations in Greenland, Svalbard and Franz Josef …
WebLittle auks are the smallest species of auk seabirds, reaching a maximum length of 7.8 inches (20 cm) and weight of 0.7 ounces (20 g). 2. Little auks can be found on …
WebIn this study, we investigate the non-breeding distribution of the little auk (Alle alle), a small (150 g) and abundant [> 80 million individuals (Egevang et al., 2003)] high-Arctic seabird. Initial investigations showed that during their non-breeding season, little auks concentrate within particular hotspots located in the Greenland Sea and in the north-west … daily-timesWebLittle auks are social birds that forage in large flocks and breed in colonies. They are fast flyers being able to reach the speed of up to 70 kmph (43.5 mph); their flight is direct, … biondi shampoo reviewsWeb7 Lovely Little Auk Facts. 1. The sheer numbers of Little Auks can have a major impact on the areas around their breeding grounds since they transport marine-based nutrient onto land where it is left as guano. 2. Little Auk chicks grow faster than those of any other species of Auk. 3. Little Auks are the most populous form of bird in Svalbard. 4. daily time record printablehttp://datazone.birdlife.org/species/factsheet/22694837 daily time record policyWebPopulation justification: The global population is estimated to number c.16,000,000-36,000,000 individuals (del Hoyo et al. 1996). However the European population alone … daily timer onlineWeb15 mei 2003 · Little auk distribution at sea. Uncircled points represent sites where no birds were seen. The size of the circles corresponds to the density of birds (no. birds km-2 ) seen in 3 km bins. f, J ... biondi saw and tool hollywood flWeb11 apr. 2024 · In contrast, little auk survival may be affected by changes in spring sea-ice (assuming that the detected effect is not spurious). This would be coherent with previous results found in the same population suggesting that little auk survival was affected by summer environmental conditions (Hovinen et al., 2014; Descamps et al., 2024). daily time record size