A. D. Robertis

发表

Fish avoidance of research vessels and the efficacy of noise-reduced vessels: a review

A. D. Robertis, N. Handegard, 2013 .

Advances in Ecosystem Research: Saildrone Surveys of Oceanography, Fish, and Marine Mammals in the Bering Sea

P. Stabeno, E. Cokelet, C. Mordy, 2017 .

Developing an acoustic survey of euphausiids to understand trophic interactions in the Bering Sea ecosystem

Stan Kotwicki, Alex De Robertis, Patrick H. Ressler, 2012 .

The spatial distribution of euphausiids and walleye pollock in the eastern Bering Sea does not imply top-down control by predation

Stan Kotwicki, Alex De Robertis, Patrick H. Ressler, 2014 .

Results of the acoustic trawl survey of walleye pollock (Gadus chalcogrammus) in the Gulf of Alaska, June August 2017 (DY2017-06)

D. T. Jones, A. D. Robertis, N. Lauffenburger, 2019 .

Sonar estimates of daytime activity levels of Euphausia pacifica in Saanich Inlet

J. Jaffe, A. D. Robertis, M. Ohman, 1999 .

Rare detections of North Pacific right whales in the Gulf of Alaska, with observations of their potential prey

Christopher D. Wilson, J. Napp, A. D. Robertis, 2011 .

OASIS in the sea: measurement of the acoustic reflectivity of zooplankton with concurrent optical imaging

J. Jaffe, A. D. Robertis, M. Ohman, 1998 .

Species and size selectivity of two midwater trawls used in an acoustic survey of the Alaska Arctic

Christopher D. Wilson, A. D. Robertis, K. Williams, 2017 .

Combining bottom trawls and acoustics in a diverse semipelagic environment: What is the contribution of walleye pollock (Gadus chalcogrammus) to near-bottom acoustic backscatter in the eastern Bering Sea?

A. D. Robertis, S. Kotwicki, N. Lauffenburger, 2017 .

Statistical Combination of Multifrequency Sounder-detected Bottom Lines Reduces Bottom Integrations

A. D. Robertis, N. Williamson, Darin T. Jones, 2011 .

A free-drifting mimic of vertically migrating zooplankton

A. D. Robertis, M. Ohman, 1999 .

Eat and run: anoxic feeding and subsequent aerobic recovery by Orchomene obtusus in Saanich Inlet, British Columbia, Canada

A. D. Robertis, G. Rau, K. Eiane, 2001 .

Small-scale spatial distribution of the euphausiid Euphausia paciﬁca and overlap with planktivorous ﬁshes

A. D. Robertis, 2002 .

In situ target strength measurements of the scyphomedusa Chrysaora melanaster

A. D. Robertis, K. Taylor, 2014 .

Late summer zoogeography of the northern Bering and Chukchi seas

M. Sigler, L. Eisner, E. Cokelet, 2017 .

Weight-Length Relationships in Fisheries Studies: The Standard Allometric Model Should Be Applied with Caution

A. D. Robertis, K. Williams, 2008 .

PROTECTION OF IN SITU SEA TURTLE NESTS FROM DEPREDATION

A. D. Robertis, M. Hamann, S. Pierce, 2022 .

Development and application of an empirical multifrequency method for backscatter classification

Alex De Robertis, Patrick H. Ressler, P. Ressler, 2010 .

Body size dependence of euphausiid spatial patchiness

A. D. Robertis, M. Ohman, M. Décima, 2010 .

Columbia River plume fronts. I. Hydrography, zooplankton distribution, and community composition

A. D. Robertis, R. Zabel, C. Morgan, 2005 .

Differential effects of turbidity on prey consumption of piscivorous and planktivorous fish

C. Ryer, A. D. Robertis, R. Brodeur, 2003 .

Size‐dependent visual predation risk and the timing of vertical migration: An optimization model

A. D. Robertis, Alex De Robertis, 2002 .

Silent ships sometimes do encounter more fish. 1. Vessel comparisons during winter pollock surveys

Christopher D. Wilson, A. D. Robertis, Sarah C. Stienessen, 2010 .

Silent ships sometimes do encounter more fish. 2. Concurrent echosounder observations from a free-drifting buoy and vessels

Christopher D. Wilson, A. D. Robertis, 2010 .

Small-scale spatial distribution of the Euphausiid Euphausia pacifica and overlap with planktivorous fishes

A. D. Robertis, 2002 .

Abundance and distribution of Arctic cod (Boreogadus saida) and other pelagic fishes over the U.S. Continental Shelf of the Northern Bering and Chukchi Seas

Christopher D. Wilson, E. Farley, A. D. Robertis, 2017 .

Euphausiids in the eastern Bering Sea: A synthesis of recent studies of euphausiid production, consumption and population control

K. Aydin, M. Sigler, G. Hunt, 2016 .

Test of unmanned surface vehicles to conduct remote focal follow studies of a marine predator

E. Cokelet, C. Mordy, A. D. Robertis, 2020 .

Working Group on Fisheries Acoustics, Science and Technology (WGFAST)

David A. Demer, Chris Taylor, Richard L. O'Driscoll, 2019 .

A post-processing technique to estimate the signal-to-noise ratio and remove echosounder background noise

Alex De Robertis, Ian Higginbottom, A. D. Robertis, 2007 .

Distribution of fish and macrozooplankton in ice-covered and open-water areas of the eastern Bering Sea

E. Cokelet, A. D. Robertis, 2012 .

Using dive behavior and active acoustics to assess prey use and partitioning by fin and humpback whales near Kodiak Island, Alaska

A. D. Robertis, B. Witteveen, K. Wynne, 2015 .

Vessel Comparison on the Seabed Echo: Influence of Vessel Attitude

A. D. Robertis, V. Hjellvik, 2007 .

Towards an acoustic‐based coupled observation and modelling system for monitoring and predicting ecosystem dynamics of the open ocean

Olav Rune Godø, Nils Olav Handegard, Rudy J. Kloser, 2013 .

The effect of light intensity on the availability of walleye pollock (Theragra chalcogramma) to bottom trawl and acoustic surveys

Paul von SzalayP. von Szalay, A. D. Robertis, S. Kotwicki, 2009 .

Combining bottom trawl and acoustic data to model acoustic dead zone correction and bottom trawl efficiency parameters for semipelagic species

A. Punt, J. Ianelli, A. D. Robertis, 2013 .

Acoustic observations of the swimming behavior of the euphausiid Euphausia pacifica Hansen

Jules S. Jaffe, Chad Schell, Alex De Robertis, 2003 .

Can a bottom-moored echosounder array provide a survey-comparable index of abundance?

Christopher D. Wilson, Alex De Robertis, A. D. Robertis, 2018 .

Validation of acoustic echo counting for studies of zooplankton behavior

A. D. Robertis, 2001 .

Evaluation of rockfish abundance in untrawlable habitat: combining acoustic and complementary sampling tools

Thomas C. Weber, Christopher D. Wilson, Alex De Robertis, 2012 .

An underwater stereo-camera trap

Kresimir Williams, Zachary Berkowitz, Rick Towler, 2014 .

Spatial and temporal dynamics of Pacific capelin Mallotus catervarius in the Gulf of Alaska: implications for ecosystem-based fisheries management

Matthew T. Wilson, J. Piatt, S. Zador, 2020 .

Effect of underwater lighting on observations of density and behavior of rockfish during camera surveys

Kresimir Williams, Alex De Robertis, A. D. Robertis, 2015 .

Inshore acoustic surveys in the eastern and central Gulf of Alaska

A. D. Robertis, O. Ormseth, 2019, Deep Sea Research Part II: Topical Studies in Oceanography.

Verification of historical smooth sheet bathymetry for the Gulf of Alaska – Integrated Ecosystem Research Program

A. D. Robertis, M. Zimmermann, O. Ormseth, 2019, Deep Sea Research Part II: Topical Studies in Oceanography.

Silent ships do not always encounter more fish: comparison of acoustic backscatter recorded by a noise-reduced and a conventional research vessel

Christopher D. Wilson, Vidar Hjellvik, Alex De Robertis, 2008 .

School density affects the strength of collective avoidance responses in wild-caught Atlantic herring Clupea harengus: a simulated predator encounter experiment.

G. Rieucau, A. D. Robertis, N. Handegard, 2014, Journal of fish biology.

The reaction of a captive herring school to playbacks of a noise-reduced and a conventional research vessel

G. Rieucau, A. D. Robertis, N. Handegard, 2015 .

Assessing habitat utilization and rockfish (Sebastes spp.) biomass on an isolated rocky ridge using acoustics and stereo image analysis

Alex De Robertis, A. D. Robertis, C. Rooper, 2010 .

Development of acoustic-trawl survey methods to estimate the abundance of age-0 Walleye pollock in the eastern Bering Sea shelf during the Bering Arctic Subarctic Integrated Survey (BASIS)

A. D. Robertis, D. McKelvey, T. Honkalehto, 2014 .