Alf Ring Kleiven

Forsker

E-post: alf.ring.kleiven@hi.no

Telefon: 93871639

Avdeling: Fiskeridynamikk

Arbeidsområde
Curriculum Vitae
Publikasjoner
Nettrapporter
Nyheter

Arbeidsområde

Forsker

Marine bevaringsområder

Fritidsfiske, surveymetodikk

Hummer, torsk, sjøkreps

Curriculum Vitae

Peer-reviewed Publications

http://www.cristin.no/as/WebObjects/cristin.woa/wa/fres?sort=ar&pnr=56001&la=no&action=sok

https://www.researchgate.net/profile/Alf_Kleiven/publications

Publikasjoner

Vitenskapelige artikler (NVI)

2019

No fear of bankruptcy: the innate self-subsidizing forces in recreational fishing

Alf Ring Kleiven, Even Moland, Ussif Rashid Sumaila

ICES Journal of Marine Science

2019

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

Jon Helge Vølstad, Mary C. Christman, Keno Ferter, Alf Ring Kleiven, Håkon Magne Otterå, Øystein Aas, Robert Arlinghaus, Trude Borch, Jonathan Edward Colman, Bruce Hartill, Thrond Oddvar Haugen, Kieran Hyder, Jeremy Lyle, Martin Junker Ohldieck, Christian Skov, Harry Vincent Strehlow, Dave van Voorhees, Marc Simon Weltersbach, Edward D. Weber

ICES Journal of Marine Science

2019

Biometric fish classification of temperate species using convolutional neural network with squeeze-and-excitation

Erlend Olsvik, Christian M.D. Trinh, Kristian Muri Knausgård, Arne Wiklund, Tonje Knutsen Sørdalen, Alf Ring Kleiven, Jiao Lei, Morten Goodwin

Lecture Notes in Computer Science (LNCS) 11606 LNAI p. 89-101

2019

Fishing pressure impacts the abundance gradient of European lobsters across the borders of a newly established marine protected area

Portia Joy Nillos Kleiven, Sigurd Heiberg Espeland, Esben Moland Olsen, Rene A. Abesamis, Even Moland, Alf Ring Kleiven

Proceedings of the Royal Society of London. Biological Sciences 286

2018

Who is fishing on what stock: Population-of-origin of individual cod (Gadus morhua) in commercial and recreational fisheries

Per Erik Jorde, Alf Ring Kleiven, Marte Sodeland, Esben Moland Olsen, Keno Ferter, Sissel Jentoft, Halvor Knutsen

ICES Journal of Marine Science 75 p. 2153-2162

2018

Recreational sea fishing in Europe in a global context—Participation rates, fishing effort, expenditure, and implications for monitoring and assessment

Hyder Kieran, Marc Simon Weltersbach, Mark Armstrong, Keno Ferter, Bryony Townhill, Anssi Ahvonen, Robert Arlinghaus, Andrei Baikov, Manuel Bellanger, Janis Birzaks, Trude Kristin Borch, Giulia Cambie, Martin de Graaf, Hugo M C Diogo, Lukasz Dziemian, Ana Gordoa, Ryszard Grzebielec, Bruce Hartill, Anders Kagervall, Kostas Kapiris, Martin Karlsson, Alf Ring Kleiven, Adam M Lejk, Harold Levrel, Sabrina Lovell, Jeremy Lyle, Pentti Miolanen, Graham Monkman, Beatriz Morales-Nin, Estanis Mugerza, Roi Martinez, Paul F O'Reilly, Hans Jakob Olesen, Anastasios Papadopoulos, Pablo Pita, Zachary Radford, Krzysztof Radtke, William Roche, Delphine Rocklin, Jon Ruiz, Callum Scougal, Roberto Silvestri, Christian Skov, Scott Steinback, Andreas Sundeløf, Arvydas Svagzdys, David Turnbull, Tessa van der Hammen, David van Voorhees, Frankwin van Winsen, Thomas J Verleye, Pedro Veiga, Jon Helge Vølstad, Lucia Zarauz, Tomas Zolubas, Harry Vincent Strehlow

Fish and Fisheries 19 p. 225-243

2016

Harvest pressure on coastal atlantic cod (Gadus morhua) from recreational fishing relative to commercial fishing assessed from tag-recovery data

Alf Ring Kleiven, Albert Fernandez Chacon, Jan-Harald Nordahl, Even Moland, Sigurd Heiberg Espeland, Halvor Knutsen, Esben Moland Olsen

PLOS ONE 11

2016

Causes of mortality in depleted populations of Atlantic cod estimated from multi-event modelling of mark-recapture and recovery data

Albert Fernandez Chacon, Even Moland, Sigurd Heiberg Espeland, Alf Ring Kleiven, Esben Moland Olsen

Canadian Journal of Fisheries and Aquatic Sciences 74 p. 116-126

2014

Governance challenges in scaling up from individual MPAs to MPA networks

Jean-Luc Solandt, Peter Jones, Dominique Duval-Diop, Alf Ring Kleiven, Katia Frangoudes

Aquatic conservation 24 p. 145-152

2014

Governance challenges in scaling up from individual MPAs to MPA networks

Jean-Luc Solandt, Peter Jones, Dominique Duval-Diop, Alf Ring Kleiven, Katia Frangoudes

Aquatic conservation 24 p. 145-152

2014

Catch-and-release of Atlantic cod (Gadus morhua): post-release behaviour of acoustically pretagged fish in a natural marine environment

Keno Ferter, Hartmann Klaas, Alf Ring Kleiven, Even Moland, Esben Moland Olsen

Canadian Journal of Fisheries and Aquatic Sciences 72 p. 252-261

2013

Communication between scientists, fishery managers and recreational fishers: lessons learned from a comparative analysis of international case studies

Michel Dedual, Oscar Sague Pla, Robert Arlinghaus, Adrian Clarke, Keno Ferter, Peter Geertz Hansen, Daniel Gerdeaux, Fern Hames, Steve Kenelly, Alf Ring Kleiven, Andreas Meraner, Bernd Ueberschaer

Fisheries Management and Ecology 20 p. 234-246

2013

Lobster and cod benefit from small-scale northern marine protected areas: inference from an empirical before - after control-impact study

Even Moland, Esben Moland Olsen, Halvor Knutsen, Pauline Garrigou, Sigurd Heiberg Espeland, Alf Ring Kleiven, Carl Andre, Jan Atle Knutsen

Proceedings of the Royal Society of London. Biological Sciences 280

2012

The role of MPAs in reconciling fisheries management with conservation of biological diversity

Jake C. Rice, Erlend Moksness, Colin G. Attwood, Stephen K Brown, Geir Dahle, Kristina M. Gjerde, Ellen Sofie Grefsrud, Richard Kenchington, Alf Ring Kleiven, Patrick McConney, Magnus A K Ngoile, Tor Næsje, Erik Joel Steinar Olsen, Esben Moland Olsen, Jessica Sanders, Chandrika Sharma, Ole Vestergaard, Lena Westlund

Ocean and Coastal Management 69 p. 217-230

2012

Total Catch of a Red-Listed Marine Species Is an Order of Magnitude Higher than Official Data

Alf Ring Kleiven, Esben Moland Olsen, Jon Helge Vølstad

PLOS ONE 7

2011

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

Alf Ring Kleiven, Esben Moland Olsen, Jon Helge Vølstad

Marine and Coastal Fisheries 3 p. 383-393

2011

Place-based management at different spatial scales

Erik Joel Steinar Olsen, Alf Ring Kleiven, Hein Rune Skjoldal, Cecilie von Quillfeldt

Journal of Coastal Conservation 15 p. 257-269

Kleiven, Alf Ring

Kapitler og bøker

2012

Store urapporterte fangster i hummerfisket

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

p. 79-81

2009

Lobster Reserves in Coastal Skagerrak - An Integrated Analysis of the Implementation Process

Alf Ring Kleiven, Even Moland, Espen Moland Olsen, Jan Atle Knutsen

p. 178-188

Populærvitenskapelige artikler

2011

Fra blått hav til svart omsetning

Kleiven, Alf Ring

Miljøkrim : tidsskrift for miljøkriminalitet 1

Keno Ferter, Alf Ring Kleiven, Klaas Hartmann, Even Moland, Esben Moland Olsen

2012

Lobster reserves in coastal Skagerrak: a field laboratory for science and management

Moland Even, Esben Moland Olsen, Halvor Knutsen, Alf Ring Kleiven, Carl Andre, Jan Atle Knutsen

Annet tidsskriftbidrag

2013

Verdens verste hummerforvaltning?

Alf Ring Kleiven, Even Moland

Dagbladet

Einar Dahl, Jan Atle Knutsen, Jon Albretsen, Mats Brockstedt Olsen Huserbråten, Sigurd Espeland Heiberg, Halvor Knutsen, Anders Jelmert, Alf Ring Kleiven, Even Moland, Frithjof Emil Moy, Lars Johan Naustvoll, Espen Moland Olsen, Susanna Huneide Thorbjørnsen

2010

The Management of Lobster in Coastal Skagerrak: Recreational Fisheries, Unreported Commercial Catches and Marine Protected Areas

Kleiven, Alf Ring

Nettrapporter

Flere rapporter

Nyheter

(20.01.2021) I dette området ligger trolig 10 000 tapte fiskeredskaper
(09.09.2020) Vil ha treteiner inn i forskning
(28.08.2020) Trekker hummerfiskere til forskningsdugnad
(14.08.2020) – Finner mange ombygde revebur
(13.07.2020) – Vi trenger teinevett like mye som fjellvett
(28.04.2020) Spøkelsesfiskeprosjekt med millionmulighet
(03.10.2019) Ny berekning: Nordmenn fiska over 322.000 humrar i 2018
(20.09.2019) Får plastpose-millioner til kampen mot spøkelsesfiske
(17.09.2019) Prøvefisket for hummer i gang: – Engasjementet fra folk er fantastisk
(02.10.2018) Spøkelsesfiske: 14.500 tapte hummarteiner fiskar vidare

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Alf Ring Kleiven

Arbeidsområde

Curriculum Vitae

Publikasjoner

Vitenskapelige artikler (NVI)

No fear of bankruptcy: the innate self-subsidizing forces in recreational fishing

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

Biometric fish classification of temperate species using convolutional neural network with squeeze-and-excitation

Fishing pressure impacts the abundance gradient of European lobsters across the borders of a newly established marine protected area

Who is fishing on what stock: Population-of-origin of individual cod (Gadus morhua) in commercial and recreational fisheries

Recreational sea fishing in Europe in a global context—Participation rates, fishing effort, expenditure, and implications for monitoring and assessment

Harvest pressure on coastal atlantic cod (Gadus morhua) from recreational fishing relative to commercial fishing assessed from tag-recovery data

Causes of mortality in depleted populations of Atlantic cod estimated from multi-event modelling of mark-recapture and recovery data

Governance challenges in scaling up from individual MPAs to MPA networks

Governance challenges in scaling up from individual MPAs to MPA networks

Catch-and-release of Atlantic cod (Gadus morhua): post-release behaviour of acoustically pretagged fish in a natural marine environment

Communication between scientists, fishery managers and recreational fishers: lessons learned from a comparative analysis of international case studies

Lobster and cod benefit from small-scale northern marine protected areas: inference from an empirical before - after control-impact study

The role of MPAs in reconciling fisheries management with conservation of biological diversity

Total Catch of a Red-Listed Marine Species Is an Order of Magnitude Higher than Official Data

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

Place-based management at different spatial scales

Mediebidrag

Påmeldingsplikt til hummerfisket

Spøkelsesfiske

Dykker dypt etter hummerfeller

Har bommet på hummerbestanden

Han bestemmer hvor mye hummer du får fiske

Skal finne ut hva fritidsfisket betyr for Norge

Mot større kontroll

Påmeldingsplikt til hummerfisket

Økning i antall hummerfiskere

Teiner dårlig for havets kardinal

Uvitenhet om minstemål blant fritidsfiskere

Advarer mot spøkelsesfiske av hummer

Verre for hummeren

Vil stramme inn hummerfisket

Hindrer svart hummersalg

Frykter kardinalfeil

Selger hummeren svart

Kun hver fjerde hummer solgt lovlig

Kapitler og bøker

Store urapporterte fangster i hummerfisket

Lobster Reserves in Coastal Skagerrak - An Integrated Analysis of the Implementation Process

Populærvitenskapelige artikler

Fra blått hav til svart omsetning

Faglige foredrag

The increasing recreational trap fishery for Norway lobster (Nephrops norvegicus) along the southwestern coast of Norway – insights from a baseline study

Marine Recreational Fishery in Norway: A framework for science-based management of recreational fisheries in Norway

Developing a sampling scheme to evaluate Norwegian marine recreational fisheries - A case study from the Oslofjord

Catch-and-release of Atlantic cod (Gadus morhua): post-release behaviour of acoustically pre-tagged fish in a natural marine environment

Den lange og kronglete historien om hummer i Norge

Den lange og kronglete historien om hummer i Norge

The Long and Winding story of the Lobster Homarus gammarus in Norway

Long-term trauma? Studying the effects of catch-and-release on Atlantic cod behavior using acoustic telemetr

Lobster reserves in coastal Skagerrak: a field laboratory for science and management

Annet tidsskriftbidrag

Verdens verste hummerforvaltning?

Rapporter og avhandlinger

Comparing Baited Remote Underwater Video Systems with Fish Traps Along the Coast of Frøya and Hitra

Hummerfisket 2017 og 2018: Innsats og fangst

Aktiv forvaltning av marine ressurser – lokalt tilpasset forvaltning: LINDESNES - Effekter på hummer i Klippeskjær bevaringsområde

Aktiv forvaltning av marine ressurser - Frøya og Hitra - Arbeidsrapport 2017-2018

Individual reports from the Helsinki, Arendal and Jønkøping workshops

Evaluering av effekten av forvaltningstiltak på hummer og forslag til tiltak

Oppdatert kunnskapsstatus om kystnær torsk i Sør Norge

Marine naturforhold og naturverdier i Færder nasjonalpark

The Management of Lobster in Coastal Skagerrak: Recreational Fisheries, Unreported Commercial Catches and Marine Protected Areas

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