Otter survey methodology

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August undefined, 2024

WebTitle. Surveying and Monitoring Distribution and Population Trends of the Eurasian Otter (Lutra Lutra): Guidelines and Evaluation of the Standard Method for Surveys as Recommended by the European Section of the IUCN/SSC Otter Specialist Group. Volume 12 of Habitat (Hankensbüttel) Editor. Claus Reuther. WebA sea otter female and large pup, counted during the range-wide survey, feed on kelp crabs.Joe Tomoleoni, USGSPublic domain. For the first time, southern sea otters’ numbers have exceeded 3,090, which is the threshold that must be exceeded for three consecutive years in order for the U.S. Fish and Wildlife Service to consider removing the species from …

Survey Methodology, 2nd Edition Wiley

WebRanging behaviour and socio-biology of Eurasian otters (Lutra lutra) on lowland mesotrophic river systems. One adult male expanded its range from 10.2 km to 19.3 km within 5 days of the death of the neighbouring male, suggesting that male home-ranges were heavily influenced by conspecifics. WebOct 30, 2024 · A standardized method to survey sea otters was developed by WERC scientists and put into use in 1982 in California. Survey procedures involve counting … seas library

Paul Yoxon - Director - Otter Ecologist LinkedIn

WebJan 14, 2024 · You should take this advice into account when making planning decisions. It forms part of a collection of standing advice for protected species. Following this advice: … WebSep 13, 2013 · Spraints have been used to survey otters in the UK since 1979 and a standard methodology has been set up which has been used in Britain and Europe for most survey work. At present data from these surveys is being used to give an estimation of actual population numbers. However, for this to be possible, there must be a correlation between … WebFeb 2, 2024 · A bat survey is required to provide information on the species of bat, type of bat roost and the features used by the roosting bats. We collate the information from across the bat survey season to then provide pragmatic mitigation proportionate to the roost type and the species present. Bats are fully protected by both UK and European legislation. seaslight

Otter Surveys - Phase I & II surveys in the UK Ecosupport

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WebThe Standard Method enables the compilation of digital distribution maps on an international scale. Furthermore, areas where the described method was used but no signs of otters have been found can be illustrated. Systematic surveys present a reliable method to evaluate the distribution of Eurasian otters. WebJan 20, 2024 · The walkover surveys broadly followed the best practice survey methodology for otter as recommended by Lenton et al. (1980), Chanin (2003) and Bailey & Rochford (2006). However, our methodology differed in that the entire waterline was surveyed rather than the standard 500- 600m sections from accessible points (e.g. bridges). publishing definitionWebAbstract: Standard otter survey methodology proposed by the IUCN Otter Specialist Group enables comparisons in present/absence data in different countries or in different regions. However, otter presence and distribution assessment in dry areas, such. seaslog

"WebStandard otter survey methodology proposed by the IUCN Otter Specialist Group enables comparisons in present/absence data in different countries or in different regions. However, otter presence and … Expand. 4. Highly Influenced. PDF. View 4 excerpts, cites methods and background; Save. " - Otter survey methodology

Otter survey methodology

Eurasian Otter - Chartered Institute of Ecology and …

WebOtter Survey Methodology. Otter surveys can be carried out at any time of the year, as otters are active all year round. However, mid-summer is not the best time to carry out otter surveys, as the vegetation can be too dense to provide access or to allow for detailed inspections of banks. ... Web4. Otter Survey Reports A formal report of otter surveys should be submitted to the LPA prior to determination of the planning application. Detailed, well-presented information is …

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WebAbstract: The first national survey of otter distribution in Slovakia was carried out in winter 2007/2008. The mapping was done using the modified standard IUCN/OSG methodology. Results were obtained from 275 "Databank of Slovak Fauna (DSF)" quadrates (64 % out of 429 DSF quadrates). http://www.thewildlifesurveyunit.co.uk/otter-survey-in-scotland.html

WebAug 13, 2024 · Camera-trapping design evaluations. We obtained 132 independent camera trap otter captures, with two to four different individuals per survey (Table 1).The faster cameras (0.1–0.2 s of trigger speed) were significantly more efficient in the detection of otters (Table 2; Fig. 1).We did not detect any response of the individuals to the different … WebMay 13, 2024 · The data package "Sea Otter Aerial Survey Data from Southeast Alaska, 2002-2003" provides raw data for examining abundance and distribution of northern sea otters (Enhydra lutris kenyoni) in Southeast Alaska, based on data collected during a series of population-wide aerial surveys. The USGS aerial sea otter surveys have been …

WebSurveys should be done by persons with the appropriate knowledge of otter ecology and practical experience of otter survey work. All suitable otter habitat within 200m of the … http://www.somersetottergroup.org.uk/94-2/survey-methods

WebFeb 4, 2024 · experienced professionals using the same “standard otter survey methodology”. Generally, the interval between the surveys has been 7 years up to 2010 …

WebEurasian Otter - Chartered Institute of Ecology and Environmental ... publishing developmenthttp://test.devonmammalgroup.org/?page_id=311 seas lexington kyWebinformation on location of sprainting sites and resting places; information on otter survey methodology are provided in full in Appendix J1 of the EIS, and in Appendix J1, Appendices 4 to 8 inclusive. A re-assessment of otter and other mammal activity within the Bay area was undertaken in February and March 2010. seaslt 10% codeWebdnu7gk7p9afoo.cloudfront.net seas life cottageWebAbstract. This guidance deals with Common Standards Monitoring (CSM) for mammals other than marine species on designated sites, including SSSIs, ASSIs and Special Areas of Conservation (SACs). It provides guidance on the identification of attributes and targets for mammals where these are notified or qualifying interest features with specific ... publishing directoryWebApr 13, 2024 · Otter Survey Wales 2015-2024. 561: Survey of Upland Saxicolous Lichens & Lichenicolous Fungi at Carn Owen/Cerrig yr Hafan, Ceredigion (VC 46 Cardiganshire) 574: Oak Saprotrophic Fungi surveys of Chirk Castle, Dinefwr Estate and Gregynog 2024. 584: Survey of coastal lichens in two SSSIs in Ceredigion. 585 sea slope wineryWebBetween 1995 and 2003, otter surveys were conducted on 11 islands off the north west coast of Scotland. These located holts in a 100-metre-wide strip along the coasts of these islands. The information was then used to calculate the total number of holts for each island, and from that the adult otter population for each island was calculated using the models … publishing desktop software