D. Demer

发表

Remote sensing of habitat characteristics using echo metrics and image-based seabed classes

George R. Cutter, David A. Demer, Kevin L. Stierhoff, 2016 .

An improved multiple-frequency method for measuring in situ target strengths

David A. Demer, Stéphane G. Conti, D. Demer, 2005 .

Three-dimensional observations of swarms of Antarctic krill (Euphausia superba) made using a multi-beam echosounder

A. Brierley, G. Cutter, D. Demer, 2010 .

A multiple-frequency method for potentially improving the accuracy and precision of in situ target strength measurements

R. Hewitt, D. Demer, M. Soule, 1999 .

Accounting for scattering directivity and fish behaviour in multibeam-echosounder surveys

George R. Cutter, David A. Demer, G. Cutter, 2007 .

Blue whale habitat and prey in the California Channel Islands

R. Hewitt, B. Mate, B. Tershy, 1998 .

An integrated approch to the foraging ecology of marine birds and mammals

David A. Demer, Donald A. Croll, Paul C. Fiedler, 1998 .

Relating spatial distributions of acoustically determined patches of fish and plankton: data viewing, image analysis, and spatial proximity

G. Swartzman, J. Napp, G. Hunt, 1999 .

Predicting habitat to optimize sampling of Pacific sardine (Sardinops sagax)

D. Demer, R. Emmett, J. Zwolinski, 2011 .

An estimate of error for the CCAMLR 2000 survey estimate of krill biomass

D. Demer, 2004 .

The use of acoustic sampling to estimate the dispersion and abundance of euphausiids, with an emphasis on Antarctic krill, Euphausia superba

R. Hewitt, D. Demer, 2000 .

Wide-bandwidth acoustical characterization of anchovy and sardine from reverberation measurements in an echoic tank

Stéphane G. Conti, D. Demer, 2003 .

Distribution, biomass and demography of the central-stock of northern anchovy during summer 2016, estimated from acoustic-trawl sampling

Josiah S. Renfree, K. Stierhoff, D. Demer, 2017 .

Physical oceanography in the Scotia Sea during the CCAMLR 2000 survey, austral summer 2000

M. Brandon, D. Demer, Takahiko Kameda, 2004 .

Seabed classification using surface backscattering strength versus acoustic frequency and incidence angle measured with vertical, split-beam echosounders

G. Cutter, D. Demer, 2014 .

Calibrations of Wide-Bandwidth Transceivers (WBT Mini) with Dualfrequency Transducers (ES38-18/200-18C) for Saildrone Surveys of the California Current Ecosystem During Summer 2018

Josiah S. Renfree, D. Demer, Thomas S. Sessions, 2019 .

Improving the estimations of transect length and width for underwater visual surveys of targets on or near the seabed

K. Stierhoff, D. Demer, Scott A. Mau, 2016 .

New target-strength model indicates more krill in the Southern Ocean

Stéphane G. Conti, D. Demer, 2005 .

Building on Fisheries Acoustics for Marine Ecosystem Surveys

G. Cutter, K. Stierhoff, D. Demer, 2014 .

Length conversions and mass-length relationships of five forage-fish species in the California Current ecosystem.

K. Stierhoff, D. Demer, J. Zwolinski, 2019, Journal of fish biology.

Variations in echosounder -transducer performance with water temperature

David A. Demer, Josiah S. Renfree, D. Demer, 2008 .

Corroboration and refinement of a method for differentiating landings from two stocks of Pacific sardine (Sardinops sagax) in the California Current

D. Demer, J. Zwolinski, 2014 .

Sampling selectivity in acoustic-trawl surveys of Pacific sardine (Sardinops sagax) biomass and length distribution

G. Cutter, D. Demer, K. Hill, 2013 .

Concordance of interannual fluctuations in acoustically estimated densities of Antarctic krill around South Georgia and Elephant Island: biological evidence of same-year teleconnections across the Scotia Sea

A. Brierley, R. Hewitt, D. Demer, 1999 .

Variations in the biomass of Antarctic krill (Euphausia superba) around the South Shetland Islands, 1996–2006

D. Demer, V. Loeb, C. Reiss, 2008 .

An introduction to the proceedings and a synthesis of the 2008 ICES Symposium on the Ecosystem Approach with Fisheries Acoustics and Complementary Technologies (SEAFACTS)

Rudy J. Kloser, Rudy J Kloser, D. MacLennan, 2009 .

Sounds of Captive Rockfishes

D. Demer, A. Sirovic, 2009, Copeia.

Re-evaluation of the environmental dependence of Pacific sardine recruitment

D. Demer, J. Zwolinski, 2019, Fisheries Research.

Contribution to the Special Issue: ‘Commemorating 100 years since Hjort’s 1914 treatise on fluctuations in the great fisheries of northern Europe’

T. Jorgensen, D. Demer, J. Zwolinski, 2014 .

Distribution, Biomass, and Demography of Coastal Pelagic Fishes in the California Current Ecosystem During Summer 2019 Based on Acoustic-Trawl Sampling

K. Stierhoff, D. Demer, J. Zwolinski, 2020 .

Distribution, biomass, and demography of coastal pelagic fishes in the California Current Ecosystem during summer 2018 based on acoustic-trawl sampling

K. Stierhoff, D. Demer, J. Zwolinski, 2019 .

Environmental and parental control of Pacific sardine (Sardinops sagax) recruitment

David A. Demer, D. Demer, J. Zwolinski, 2014 .

Setting a precautionary catch limit for Antarctic krill

A. Brierley, M. Brandon, V. Siegel, 2002 .

Target Strength Measurements of Live Golden Cuttlefish Sepia esculenta at 70 and 120 kHz

D. Demer, Dae-jae Lee, 2014 .

The acoustic identification and enumeration of scyphozoan jellyfish, prey for leatherback sea turtles (Dermochelys coriacea), off central California

Josiah S. Renfree, J. Harvey, D. Demer, 2010 .

Bias in acoustic biomass estimates of Euphausia superba due to diel vertical migration

R. Hewitt, D. Demer, 1995 .

Acoustical monitoring of fish density, behavior, and growth rate in a tank

David A. Demer, Philippe Roux, C. Fauvel, 2006 .

Mobile acoustic sampling to map bathymetry and quantify the densities and distributions of salmonid smolt predators in the San Joaquin River

Josiah S. Renfree, Joseph M. Smith, G. Cutter, 2017 .

Estimating fish abundance at spawning aggregations from courtship sound levels

D. Demer, J. J. Cota-Nieto, B. Erisman, 2017, Scientific Reports.

A cold oceanographic regime with high exploitation rates in the Northeast Pacific forecasts a collapse of the sardine stock

D. Demer, J. Zwolinski, 2012, Proceedings of the National Academy of Sciences.

Target strength of skipjack tuna (Katsuwanus pelamis) associated with fish aggregating devices (FADs)

G. Moreno, D. Demer, G. Boyra, 2018 .

Toward a Global Ocean Ecosystem Mid-trophic Automatic Acoustic Sampler (MAAS)

Rudy J. Kloser, P. Lehodey, O. Maury, 2010 .

Original Article Target strength of skipjack tuna ( Katsuwanus pelamis ) associated with ﬁsh aggregating devices (FADs)

G. Moreno, D. Demer, G. Boyra, 2022 .

A statistical-spectral method for echo classification

George R. Cutter, David A. Demer, Josiah S. Renfree, 2009 .

Dispersion and abundance of Antarctic krill in the vicinity of Elephant Island in the 1992 austral summer

R. Hewitt, D. Demer, 1993 .

Biomass of Antarctic krill in the Scotia Sea in January/February 2000 and its use in revising an estimate of precautionary yield

Andrew S. Brierley, David A. Demer, Yoshimi Takao, 2004 .

Rockfish sounds and their potential use for population monitoring in the Southern California Bight

G. Cutter, D. Demer, A. Sirovic, 2009 .

Resolution of fine biological structure including small narcomedusae across a front in the Southern California Bight

Sam McClatchie, Jessica Y. Luo, Cedric Guigand, 2012 .

Sound-scattering spectra of steelhead (Oncorhynchus mykiss), coho (O. kisutch), and Chinook (O. tshawytscha) salmonids

Josiah S. Renfree, S. Hayes, D. Demer, 2009 .

An 8-year cycle in krill biomass density inferred from acoustic surveys conducted in the vicinity of the South Shetland Islands during the austral summers of 1991–1992 through 2001–2002

R. Hewitt, D. Demer, J. Emery, 2003 .

Zooplankton in the Ligurian Sea: Part I. Characterization of their dispersion, relative abundance and environment during summer 1999

D. Demer, J. Warren, D. Mcgehee, 2004 .

Spatial proximity of age-0 walleye pollock (Theragra chalcogramma) to zooplankton near the Pribilof Islands, Bering Sea, Alaska

G. Swartzman, J. Napp, G. Hunt, 1999 .

Factors influencing the distribution, biomass, and productivity of phytoplankton in the Scotia Sea and adjoining waters

M. Brandon, M. Kahru, R. Hewitt, 2004 .

Use of moored acoustic instruments to measure short‐term variability in abundance of Antarctic krill

Andrew S. Brierley, David A. Demer, A. Brierley, 2006 .

Effects of variability in prey abundance on reproduction and foraging in chinstrap penguins (Pygoscelis antarctica)

R. Hewitt, J. K. Jansen, M. Goebel, 2006 .

Effects of sphere suspension on echosounder calibrations

L. N. Andersen, Josiah S. Renfree, D. Demer, 2020 .

Distributions and abundances of Pacific sardine (Sardinops sagax) and other pelagic fishes in the California Current Ecosystem during spring 2006, 2008, and 2010,estimated from acoustic–trawl surveys

Josiah S. Renfree, G. Cutter, D. Demer, 2012 .

Comparisons among ten models of acoustic backscattering used in aquatic ecosystem research.

Dezhang Chu, Kouichi Sawada, Timothy K Stanton, 2015, The Journal of the Acoustical Society of America.

Improved parameterization of the SDWBA for estimating krill target strength

Stéphane G. Conti, D. Demer, 2006 .

Submesoscale distribution of Antarctic krill and its avian and pinniped predators before and after a near gale

J. Santora, D. Demer, J. Warren, 2009 .

Automated Techniques for Detection and Recognition of Fishes using Computer Vision Algorithms

R. Kastner, J. Matai, G. R. Cutter, 2012 .

A comparison of bathymetry mapped with the Simrad ME70 multibeam echosounder operated in bathymetric and fisheries modes

G. Cutter, D. Demer, L. Berger, 2010 .

Multifrequency Biplanar Interferometric Imaging

George Cutter, David A. Demer, G. Cutter, 2010, IEEE Geoscience and Remote Sensing Letters.

Modelling three-dimensional directivity of sound scattering by Antarctic krill: progress towards biomass estimation using multibeam sonar

Josiah S. Renfree, A. Brierley, G. Cutter, 2009 .

A multiple-frequency method for potentially improving the accuracy and precision of in situ target strength measurements

David A. Demer, R. Hewitt, D. Demer, 1999 .

Variation in the biomass density and demography of Antarctic krill in the vicinity of the South Shetland Islands during the 1999/2000 austral summer

R. Hewitt, S. Kawaguchi, D. Demer, 2004 .

THE CCAMLR-2000 KRILL SYNOPTIC SURVEY: A DESCRIPTION OF THE RATIONALE AND DESIGN

A. Brierley, R. Hewitt, S. Kawaguchi, 2001 .

Prediction and Confirmation of Seasonal Migration of Pacific Sardine (Sardinops Sagax) in the California Current Ecosystem

George R. Cutter, David A. Demer, Josiah S. Renfree, 2013 .

Characterization of scatterer motion in a reverberant medium

David A. Demer, Julien de Rosny, Philippe Roux, 2006 .

Measurement of the scattering and absorption cross sections of the human body

David A. Demer, Julien de Rosny, Philippe Roux, 2004 .

Two-Million-Liter Tank Expands the Boundaries of Marine Technology Innovation: National Resource Available for Advancing Marine Science

George R. Cutter, David A. Demer, Kevin L. Stierhoff, 2015 .

Measurements of the total scattering and absorption cross‐sections of the human body

J. Rosny, P. Roux, Stéphane G. Conti, 2003 .

Scale-dependent spatial variance patterns and correlations of seabirds and prey in the southeastern Bering Sea as revealed by spectral analysis

R. Hewitt, D. Demer, E. Logerwell, 1998 .

Absolute measurements of total target strength from reverberation in a cavity.

J. de Rosny, P. Roux, Stéphane G. Conti, 2003, The Journal of the Acoustical Society of America.

Distribution, biomass, and demography of coastal pelagic fishes in the California Current Ecosystem during summer 2017 based on acoustic-trawl sampling

K. Stierhoff, D. Demer, J. Zwolinski, 2019 .

Measurements of natural mortality for Pacific sardine (Sardinops sagax)

D. Demer, J. Zwolinski, 2013 .

Optimizing transmit interval and logging range while avoiding aliased seabed echoes

David A. Demer, Josiah S. Renfree, D. Demer, 2016 .

Multi-scale relationships between humpback whales and forage species hotspots within a large marine ecosystem.

J. Santora, K. Forney, D. Demer, 2022, Ecological applications : a publication of the Ecological Society of America.

Estimating the density of Antarctic krill (Euphausia superba) from multi‐beam echo‐sounder observations using distance sampling methods

A. Brierley, D. Borchers, G. Cutter, 2011 .

Multibeam echosounder observations reveal interactions between Antarctic krill and air-breathing predators

A. Brierley, G. Cutter, D. Demer, 2009 .

Comparisons among ten models of acoustic backscattering used in aquatic ecosystem research.

Benjamin A. Jones, J. Jech, D. Chu, 2015, The Journal of the Acoustical Society of America.

An estimate of error for the CCAMLR 2000 estimate of krill biomass

D. Demer, 2002 .

A cold oceanographic regime with high exploitation rates in the Northeast Pacific forecasts a collapse of the sardine stock

D. Demer, J. Zwolinski, 2012, Proceedings of the National Academy of Sciences.

Lateral target strength of Antarctic krill

R. Hewitt, D. Demer, 1996 .

Zooplankton target strength: Volumetric or areal dependence?

D. Demer, L. V. Martin, 1995 .

Krill abundance

R. Hewitt, D. Demer, 1991, Nature.

GPU accelerated post-processing for multifrequency biplanar interferometric imaging

Pingfan Meng, George R. Cutter, Ryan Kastner, 2013, 2013 OCEANS - San Diego.