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1

Precision in estimates of density and biomass of Norwegian spring-spawning herring based on acoustic surveys

Stenevik, Erling Kåre, Vølstad, Jon Helge, Høines, Åge, Aanes, Sondre, Óskarsson, Guðmundur J., Jacobsen, Jan Arge, Tangen, Øyvind

Journal:

Marine Biology Research

Year:

2015

Language:

english

File:

PDF, 712 KB

english, 2015

2

Assessing benthic community condition in Chesapeake Bay: does the use of different benthic indices matter?

Roberto J. Llansó, Jon H. Vølstad, Daniel M. Dauer, Jodi R. Dew

Journal:

Environmental Monitoring and Assessment

Year:

2009

Language:

english

File:

PDF, 336 KB

english, 2009

3

Application of the probability-based Maryland Biological Stream Survey to the state’s assessment of water quality standards

Mark T. Southerland, Jon H. Vølstad, Edward D. Weber, Ronald J. Klauda, Charles A. Poukish, Matthew C. Rowe

Journal:

Environmental Monitoring and Assessment

Year:

2009

Language:

english

File:

PDF, 372 KB

english, 2009

4

Application of the Benthic Index of Biotic Integrity to Environmental Monitoring in Chesapeake Bay

Roberto J. Llansó, Daniel M. Dauer, Jon H. Vølstad, Lisa C. Scott

Journal:

Environmental Monitoring and Assessment

Year:

2003

Language:

english

File:

PDF, 2.01 MB

english, 2003

5

Assessing ecological integrity for impaired waters decisions in Chesapeake Bay, USA

Roberto J. Llansó, Daniel M. Dauer, Jon H. Vølstad

Journal:

Marine Pollution Bulletin

Year:

2009

Language:

english

File:

PDF, 194 KB

english, 2009

6

A Bayesian modelling framework for the estimation of catch-at-age of commercially harvested fish species

Hirst, David, Storvik, Geir, Rognebakke, Hanne, Aldrin, Magne, Aanes, Sondre, Vølstad, Jon Helge, Quinn, Terrance

Journal:

Canadian Journal of Fisheries and Aquatic Sciences

Year:

2012

File:

PDF, 263 KB

2012

7

Effect of tow duration on length composition of trawl catches

Olav Rune Godø, Michael Pennington, Jon Helge Vølstad

Journal:

Fisheries Research

Year:

1990

Language:

english

File:

PDF, 736 KB

english, 1990

8

Cost-efficient survey designs for estimating food consumption by fish

Bjarte Bogstad, Michael Pennington, Jon Helge Vølstad

Journal:

Fisheries Research

Year:

1995

Language:

english

File:

PDF, 752 KB

english, 1995

9

Probability-based survey to monitor catch and effort in coastal small-scale fisheries

Vølstad, Jon Helge, Afonso, Paula Santana, Baloi, Ana Paula, de Premegi, Narci, Meisfjord, Jørgen, Cardinale, Massimiliano

Journal:

Fisheries Research

Year:

2014

Language:

english

File:

PDF, 771 KB

english, 2014

10

Assessing the Effect of Intra-Haul Correlation and Variable Density on Estimates of Population Characteristics from Marine Surveys

Michael Pennington and Jon Helge Volstad

Journal:

Year:

1994

Language:

english

File:

PDF, 750 KB

english, 1994

11

Optimum Size of Sampling Unit for Estimating the Density of Marine Populations

Michael Pennington and Jon H. Volstad

Journal:

Year:

1991

Language:

english

File:

PDF, 586 KB

english, 1991

12

Comparing and Combining Effort and Catch Estimates from Aerial–Access Designs as Applied to a Large-Scale Angler Survey in the Delaware River

Vølstad, Jon H., Pollock, Kenneth H., Richkus, William A.

Journal:

North American Journal of Fisheries Management

Year:

2006

Language:

english

File:

PDF, 329 KB

english, 2006

13

The Value of Applying Commercial Fishers' Experience to Designed Surveys for Identifying Characteristics of Essential Fish Habitat for Adult Summer Flounder

Slacum, H. Ward, Vølstad, Jon H., Weber, Edward D., Richkus, William A., Diaz, Robert J., Tallent, Christina O.

Journal:

North American Journal of Fisheries Management

Year:

2008

Language:

english

File:

PDF, 430 KB

english, 2008

14

Application of a Demographic Model for Evaluating Proposed Oyster-Restoration Actions in Chesapeake Bay

Weber, Edward D., Vølstad, Jon Helge, Christman, Mary C., Lewis, Danny, Dew-Baxter, Jodi R.

Journal:

Human and Ecological Risk Assessment An International Journal

Year:

2013

Language:

english

File:

PDF, 559 KB

english, 2013

15

Efficient statistical estimators and sampling strategies for estimating the age composition of fish

Aanes, Sondre, Vølstad, Jon Helge, Trenkel, Verena

Journal:

Canadian Journal of Fisheries and Aquatic Sciences

Year:

2015

Language:

english

File:

PDF, 2.39 MB

english, 2015

16

Estimation of Annual Mortality Rates for Eastern Oysters (Crassostrea virginica) in Chesapeake Bay Based on Box Counts and Application of Those Rates to Project Population Growth of C. virginica and C. ariakensis

Vølstad, Jon H., Dew, Jodi, Tarnowski, Mitchell

Journal:

Journal of Shellfish Research

Year:

2008

Language:

english

File:

PDF, 344 KB

english, 2008

17

Assessing incidental bycatch of seabirds in Norwegian coastal commercial fisheries: Empirical and methodological lessons

Fangel, Kirstin, Aas, Øystein, Vølstad, Jon Helge, Bærum, Kim Magnus, Christensen-Dalsgaard, Signe, Nedreaas, Kjell, Overvik, Modulf, Wold, Line Camilla, Anker-Nilssen, Tycho

Journal:

Global Ecology and Conservation

Year:

2015

Language:

english

File:

PDF, 657 KB

english, 2015

18

Stream salamanders as indicators of stream quality in Maryland, USA

Chellman, Isaac, Southerland, Mark, Vølstad, Jon, Baxter, David, Jung, Robin, Mercurio, Ginny

Journal:

Applied Herpetology

Year:

2004

Language:

english

File:

PDF, 253 KB

english, 2004

19

Communicating uncertainty in quota advice: a case for confidence interval harvest control rules (CI-HCRs) for fisheries 1

Dankel, Dorothy Jane, Vølstad, Jon Helge, Aanes, Sondre, Marshall, C. Tara

Journal:

Canadian Journal of Fisheries and Aquatic Sciences

Year:

2015

File:

PDF, 1.14 MB

2015

20

Quantifying changes in abundance, biomass, and spatial distribution of Northeast Atlantic mackerel ( Scomber scombrus ) in the Nordic seas from 2007 to 2014

Nøttestad, Leif, Utne, Kjell R., Óskarsson, Guðmundur J., Jónsson, Sigurdur Þ., Jacobsen, Jan Arge, Tangen, Øyvind, Anthonypillai, Valantine, Aanes, Sondre, Vølstad, Jon Helge, Bernasconi, Matteo, Deb

Journal:

ICES Journal of Marine Science

Year:

2016

Language:

english

File:

PDF, 1.63 MB

english, 2016

21

Dive to survive: effects of capture depth on barotrauma and post-release survival of Atlantic cod ( Gadus morhua ) in recreational fisheries

Ferter, Keno, Weltersbach, Marc Simon, Humborstad, Odd-Børre, Fjelldal, Per Gunnar, Sambraus, Florian, Strehlow, Harry Vincent, Vølstad, Jon Helge

Journal:

ICES Journal of Marine Science

Year:

2015

Language:

english

File:

PDF, 910 KB

english, 2015

22

Estimating Recreational and Commercial Fishing Effort for European Lobster Homarus gammarus by Strip Transect Sampling

Kleiven, Alf Ring, Olsen, Esben Moland, Vølstad, Jon Helge

Journal:

Marine and Coastal Fisheries Dynamics Management and Ecosystem Science

Year:

2011

Language:

english

File:

PDF, 841 KB

english, 2011

23

Effects of Fishing Tourism in a Coastal Municipality: a Case Study from Risør, Norway

Moksness, Erlend, Gjøsæter, Jakob, Lagaillarde, Guillaume, Mikkelsen, Eirik, Olsen, Esben Moland, Sandersen, Håkan T., Vølstad, Jon Helge

Journal:

Ecology and Society

Year:

2011

Language:

english

File:

PDF, 140 KB

english, 2011

24

Spatial and temporal variations in seabird bycatch: Incidental bycatch in the Norwegian coastal gillnet-fishery

Bærum, Kim Magnus, Anker-Nilssen, Tycho, Christensen-Dalsgaard, Signe, Fangel, Kirstin, Williams, Tom, Vølstad, Jon Helge, Patterson, Heather M.

Journal:

Year:

2019

Language:

english

File:

PDF, 1.49 MB

english, 2019

25

Field surveying of marine recreational fisheries in Norway using a novel spatial sampling frame reveals striking under-coverage of alternative sampling frames

Vølstad, Jon Helge, Christman, Mary, Ferter, Keno, Kleiven, Alf Ring, Otterå, Håkon, Aas, Øystein, Arlinghaus, Robert, Borch, Trude, Colman, Jonathan, Hartill, Bruce, Haugen, Thrond O, Hyder, Kieran,

Journal:

ICES Journal of Marine Science

Year:

2019

Language:

english

File:

PDF, 2.80 MB

english, 2019

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