Joakim Hjelm

Swedish University of Agricultural Sciences — Sweden

Environmental Science · Physical Sciences

21h-index2.3kcitations51works0.02yr avg
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Research Topics

Marine and fisheries research(40), Fish Ecology and Management Studies(21), Marine Bivalve and Aquaculture Studies(20), Coral and Marine Ecosystems Studies(5), Aquatic Ecosystems and Phytoplankton Dynamics(4)

Publications51 total

A no-take zone and partially protected areas are not enough to save the Kattegat cod, but enhance biomass and abundance of the local fish assemblage
ICES Journal of Marine Science·2022· 11 citedOpen Access
Which factors can affect the productivity and dynamics of cod stocks in the Baltic Sea, Kattegat and Skagerrak?
Ocean & Coastal Management·2022· 19 citedOpen Access
Unexpected fish and squid in the central Arctic deep scattering layer
Science Advances·2022· 39 citedOpen Access
Review of the research knowledge and gaps on fish populations, fisheries and linked ecosystems in the Central Arctic Ocean (CAO)
Helmholtz-Zentrum für Polar-und Meeresforschung (Alfred-Wegener-Institut)·2020· 12 citedOpen Access
Comments on Local cod (Gadus morhua) revealed by egg surveys and population genetic analysis after longstanding depletion on the Swedish Skagerrak Coast by Svedäng et al.
ICES Journal of Marine Science·2019· 1 citedOpen Access
The first large-scale assessment of three-spined stickleback (Gasterosteus aculeatus) biomass and spatial distribution in the Baltic Sea
ICES Journal of Marine Science·2019· 44 cited
Designing spawning closures can be complicated: Experience from cod in the Baltic Sea
Ocean & Coastal Management·2018· 12 citedOpen Access
Fish and Seabird Spatial Distribution and Abundance Around the Largest Seabird Colony in the Baltic Sea
Marine ornithology·2018· 8 citedOpen Access
The “easy restriction” syndrome drive local fish stocks to extinction: The case of the management of Swedish coastal populations
Marine Policy·2017· 14 cited
Report of the Baltic Fisheries AssessmentWorking Group (WGBFAS) : 19-26 April 2017, Copenhagen, Denmark
2017· 5 cited
Expeditionsrapport IBTS, januari 2017
Epsilon Open Archive (Sveriges lantbruksuniversitet biblioteket (Swedish University of Agricultural Sciences))·2017Open Access
Hypoxic areas, density-dependence and food limitation drive the body condition of a heavily exploited marine fish predator
Royal Society Open Science·2016· 175 citedOpen Access
Comparison between stock assessment and survey CPUEs, additional figures on cod condition and GAMs statistics from Hypoxic areas, density-dependence and food limitation drive the body condition of a heavily exploited marine fish predator
Figshare·2016Open Access
Expeditionsrapport IBTS, augusti 2016
Epsilon Open Archive (Sveriges lantbruksuniversitet biblioteket (Swedish University of Agricultural Sciences))·2016Open Access
漁業,再生量および規則:バルト海のタラの個体群動態および漁獲
Population Ecology·2016
Supplementary material from "Hypoxic areas, density-dependence and food limitation drive the body condition of a heavily exploited marine fish predator"
Figshare·2016Open Access
Fishing, reproductive volume and regulation: population dynamics and exploitation of the eastern Baltic cod
Population Ecology·2015· 8 cited
Eastern Baltic cod in distress: biological changes and challenges for stock assessment
ICES Journal of Marine Science·2015· 147 citedOpen Access
Seal exclusion devices in cod pots prevent seal bycatch and affect their catchability of cod
Fisheries Research·2015· 25 cited
Strong nonlinearities in an ever-changing social-ecological system : A data-driven empirical study of the historical development of the Baltic Sea
2015
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Frequent Co-authors

Michele Casini(21), Massimiliano Cardinale(14), Johan Lövgren(9), Georgs Kornilovs(7), Jonas Hentati‐Sundberg(7), Lennart Persson(6), Anna Gårdmark(6), Margit Eero(6), Marie Storr‐Paulsen(6), Maris Plikshs(5), Noél Holmgren(5), Jan Horbowy(5), Uwe Krumme(5), Tiit Raid(5), Olavi Kaljuste(5), Henrik Österblom(5), K. Lundström(4), Pavel Gasyukov(4), Rainer Oeberst(4), Mikaela Bergenius(4)