Concepedia

Joakim Hjelm

JH

32

Publications

2.3K

Citations

21

H-Index

1999

Active since

Affiliations

Swedish University of Agricultural Sciences(Current)

Swedish National Board of Fisheries

Umeå University

Stockholm University

Institute of Food Safety, Animal Health and Environment “BIOR”

Joakim Hjelm is an author at Swedish University of Agricultural Sciences specializing in engineering, marine biology, and fisheries science.

ORCID

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Publications per year

1999–2022

32

Publications

32

Trophic cascades promote threshold-like shifts in pelagic marine ecosystems

Michele Casini, Joakim Hjelm, Juan‐Carlos Molinero et al. · Proceedings of the National Academy of Sciences · 2008 · 393 citations · Full text

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Multi-level trophic cascades in a heavily exploited open marine ecosystem

Michele Casini, Johan Lövgren, Joakim Hjelm et al. · Proceedings of the Royal Society B Biological Sciences · 2008 · 344 citations · Full text

Growth, morphological variation and ontogenetic niche shifts in perch (Perca fluviatilis) in relation to resource availability

Joakim Hjelm, Lennart Persson, Bent T. Christensen · Oecologia · 2000 · 215 citations

, , +5

Hypoxic areas, density-dependence and food limitation drive the body condition of a heavily exploited marine fish predator

Michele Casini, Filip Käll, Martin Hansson et al. · Royal Society Open Science · 2016 · 175 citations · Full text

Eastern Baltic cod in distress: biological changes and challenges for stock assessment

Margit Eero, Joakim Hjelm, Jane W. Behrens et al. · ICES Journal of Marine Science · 2015 · 147 citations · Full text

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