Little auk distribution

WebAn auk or alcid is a bird of the family Alcidae in the order Charadriiformes. The alcid family includes the murres, guillemots, auklets, puffins, and murrelets. The family contains 25 … Web22 feb. 2014 · The quality of the little auk’s foraging ground is largely influenced by the distribution of warm Atlantic (T > 3 °C, salinity > 34.9 PSU) and cold Arctic (T < 0 °C, salinity: 34.3–34.8 PSU) water masses (Saloranta and Svendsen 2001) that regulate the distribution and abundance of these three Calanus species (Willis et al. 2006; Daase …

Auk - Description, Habitat, Image, Diet, and Interesting Facts

http://datazone.birdlife.org/species/factsheet/little-auk-alle-alle/details Web11 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). northern virginia map google https://thehiredhand.org

Multicolony tracking reveals potential threats to little auks …

http://www.sjfsci.com/cn/article/doi/10.12172/202410190001 Web6 mrt. 2024 · As we expected, the little auk colonies along the NW Spitsbergen coast showed a non-random distribution. The probability of colony occurrence was … Web20 feb. 2024 · The little auk is a colonially breeding alcid and is considered as one of the most numerous seabirds in the North Atlantic ( Stempniewicz, 2001) with a global population estimated at 37,000,000–40,000,000 pairs (summarized in Keslinka et al., 2024 ). northern virginia map google maps

Demographic responses of Arctic seabirds to spring sea-ice …

Category:Determinants of the little auk (Alle alle) breeding colony location …

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Little auk distribution

Fledging success of little auks in the high Arctic: do provisioning ...

http://datazone.birdlife.org/species/factsheet/22694837 Web28 mrt. 2014 · During the last decade, increasing information on little auk (Alle alle) biology, ecology and behaviour has been reported. However, only a few of these studies have focused on the breeding population in the Avanersuaq (Thule) district of Northwest Greenland, where 80 % of the global little auk population is estimated to breed. This …

Little auk distribution

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WebDistribution The little auk is a high-arctic species that breeds on eastern Baffin Island (Canada), Greenland, Jan Mayen, Svalbard (including Bjørnøya), Franz Josef Land, Novaya Zemlyaand Severnaya Zemlya. Two sub-species of the little auk are recognized; the nominate race A. a. alle and the significantly larger A. a. polaris. Web6 mrt. 2024 · In this study, we investigated the factors affecting distribution and abundance of the little auk Alle alle, a seabird considered a keystone species of the Arctic ecosystem. ... We estimated the Spitsbergen little auk breeding population at 728 529 (5–95% CI: 479 312–986 352). Spitsbergen comprises ca 1.9% ...

WebDistrict include distribution maps (e.g. Roby et al. 1981). These are, however, not adequate for future en-vironmental impact assessments or oilspill contingency planning. This paper describes an up-to-date mapping of the little auk colonies in Thule District and remarks on the conservational status, as well as the threats to the population. The little auk or dovekie (Alle alle) is a small auk, the only member of the genus Alle. Alle is the Sami name of the long-tailed duck; it is onomatopoeic and imitates the call of the drake duck. Linnaeus was not particularly familiar with the winter plumages of either the auk or the duck, and appears to have confused the two species. Other common names include rotch, rotche, and sea dove, although …

WebLittle Auk Alle alle - Kleine Alk Red list-Estimated winter maximum 20-290 (2016-2024) Estimated migration maximum 20-3400, nov,apr (2016-2024) Ramsar 1% WebAlle alle with the common name Little Auk, belongs to the Birds group it is geographically distrubuted among the following countries/areas: Denmark, Denmark - Faeroe Islands, …

WebThe pelagic distribution of Little Auk AZZe aZZe in relation to a frontal system off central Norway, MarchIApril 1988 ARNE FOLLESTAD Follestad, A. 1990: The pelagic distribution of Little Auk Alle afle in relation to a frontal system off central Norway, March/April 1988. Polar Research 8, 23-28. Large concentrations of Little Auks were recorded off central …

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 how to save address on garminWebLittle 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 … northern virginia mediation serviceWeb7 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. northern virginia magazine onlineWeb12 apr. 2013 · Study areas and field work. We performed the study on the shelf of West Spitsbergen, in the sea area adjacent to a large little auk colony in Hornsund fjord, which had previously been studied as a little auk feeding ground (Karnovsky et al. 2003, 2010; Jakubas et al. 2011).The Hornsund area is influenced by two current systems: firstly, the … northern virginia mapquestWebTemporal and Spatial Distribution Patterns of Mixed-species Bird Flocks in Autumn in Three Parallel Rivers, Yunnan ... there is little research on the local spatiotemporal changes of mixed species bird flocks, especially on larger latitudes and elevation gradients. From September 13 to October ... The Auk, 2024, 137(2):doi: 10.1093/auk/ukz079 northern virginia magazinesWebThe little auk is a small seabird, of similar size to a starling. It is black above and white below, and in flight it shows dark underwings. It has a black stubby bill, and a short neck and tail. It flies with very fast whirring … how to save a dataset in stataWebThis would be a good safe site to use if auk tracking or ringing, including training, is needed. Activities would cause very little disturbance*. No obvious reason to restrict activities. Proceed following BTO guidelines, including PPE. Kittiwake colony at Whinnyfold. Reward: Medium and could be increased. Risk: Low. Damage of delay: Medium northern virginia metro silver line