Abundance estimates
Compensating for geographic variation in detection probability with water depth improves abundance estimates of coastal marine megafauna
... species results in biased estimates of population size. In response to this problem, visual sur- veys are rigorously standardised to counter imperfect detection [1] and often use correction factors in an attempt ...
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RNA-Seq Alignment to Individualized Genomes Improves Transcript Abundance Estimates in Multiparent Populations
... in abundance of the transcript that is associated with a marker locus but does not necessarily identify the ...gene abundance estimates derived from read alignment to the reference transcriptome ...
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Target strength variability in Atlantic herring (Clupea harengus) and its effect on acoustic abundance estimates
... in abundance estimates that are more than three fold different between potential night time (apparent high abundance) and day time (apparent low abundance) surveys if the same TS-L ...
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Absolute abundance estimates from shallow water baited underwater camera surveys; a stochastic modelling approach tested against field data
... - Comparable abundance estimates generated by the model and transects Keywords: baited underwater cameras; modeling; fish and invertebrate surveys; underwater visual census Abbreviations[r] ...
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Abundance Annex: Ape Population Abundance Estimates
... Author acknowledgments: The authors gratefully acknowledge the A.P.E.S. staff at the Max Planck Institute for Evolutionary Anthropology, and thank all organizations and individuals who have contributed to the IUCN SSC ...
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Abundance Annex: Ape Population Abundance Estimates
... Author acknowledgments: The authors gratefully acknowledge the A.P.E.S. staff at the Max Planck Institute for Evolutionary Anthropology. They extend thanks to all organizations and individuals who have contributed to the ...
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Distribution, abundance and habitat use of deep diving cetaceans in the North East Atlantic
... and abundance of this poorly known group is an essential prerequisite to inform mitigation strategies seeking to minimize their spatial and temporal overlap with human ...time abundance estimates for ...
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Sex-specific patterns in abundance, temporary emigration and survival of Indo-Pacific bottlenose dolphins (Tursiops aduncus) in coastal and estuarine waters
... higher abundance of dolphins during summer and autumn may be a result of an influx of adult males for breeding ...in abundance for adults of both sexes during summer and autumn, with no relative increase in ...
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Report from the Commission: Co-operation and co-ordination of the use of heavy equipment for fisheries research. COM (95) 392 final, 6 September 1995.
... EGGS AND LARVAE DATA MARKET SAMPLING COMMERCIAL DATA ANALYSIS catch/effort CATCH AT AGE / LENGTH ABUNDANCE ESTIMATES CARTOGRAPHY ANALYTICAL METHODS PREDICTIONS AND SCIENTIFIC ADVICE 1CH[r] ...
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Iron abundances from optical FeIII absorption lines in B-type stellar spectra
... display abundance es- timates that agree with the Galactic metallicity, and are consistent with previous studies using optical spectra, where ...lower abundance estimates, in these cases by ...
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Designing a shipboard line transect survey to estimate cetacean abundance off the Azores Archipelago, Portugal
... provide a basis for an adequate variance of the encounter rate and a reasonable number of degrees of freedom for constructing confidence intervals. Additionally, it is important to address the concepts of stratification ...
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Estimating the population abundance of tissue infiltrating immune and stromal cell populations using gene expression
... (plasmacytoid Dendritic Cells), Granulocytes, Neutrophils, Eosinophils, Monocytes, Macrophages, myeloid dendritic cells (mDC), mast cells, endothelial cells, fibroblasts, and cancer cell lines in the MCP discovery series ...
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Biomass and abundance of macrofauna in intertidal sediments of Königshafen in the northern Wadden Sea
... Mean individual wefght (mg AFDW] in populat/ons in spring and autumn 1990, obtained by dividing hiomass with abundance estimates for the entire intertidal zone of K6nigshafe[r] ...
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The geometric mean of relative abundance indices : a biodiversity measure with a difference
... dance estimates from a large number of datasets, it is likely to show short-term ...relative abundance estimates, so that the trend curve is very ...
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Rebuilding beluga stocks in West Greenland
... where abundance estimates spanning 30 years and catch data spanning more than 40 years were used in a Bayesian assessment model of belugas Delphinapterus leucas off West ...independent estimates of ...
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Methods for investigating measurement error in cetacean line transect surveys
... in abundance estimates (Borchers et ...of abundance estimates, which can be as important as bias when detecting population trends (Taylor & Gerrodette, ...
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The effect of animal movement on line transect estimates of abundance
... Animal movement independent of the observer generates bias in abundance estimates from line transect surveys. The degree of bias depends both on animal movement and dectectability. For a given mean animal ...
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Late summer distribution and abundance of ice associated whales in the Norwegian High Arctic
... estimate abundance following conventional line transect distance sampling ...the abundance of each species in the survey area ...the abundance of ...
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Effectiveness of stream sampling methods in capturing non-native Rusty Crayfish ( Orconectes rusticus ) in Ontario
... and estimates of population size and capture probability were simi- lar for Rusty Crayfish and all crayfish species (table ...most estimates based on electrofishing (78%), hand capture (80%), and seining ...
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Setting Maximum Mortality Limits for Harbour Porpoises in Dutch Waters to Achieve Conservation Objectives
... proportional abundance estimates for their national waters that corre- sponded to the same time of ...population estimates being available for Dutch waters but not for other parts of the ...porpoise ...
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