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Joakim Hjelm
Joakim Hjelm
Avdelningschef, Havsfiskelaboratoriet, SLU Aqua
在 slu.se 的电子邮件经过验证
标题
引用次数
引用次数
年份
Trophic cascades promote threshold-like shifts in pelagic marine ecosystems
M Casini, J Hjelm, JC Molinero, J Lövgren, M Cardinale, V Bartolino, ...
Proceedings of the National Academy of Sciences 106 (1), 197-202, 2009
4872009
Multi-level trophic cascades in a heavily exploited open marine ecosystem
M Casini, J Lövgren, J Hjelm, M Cardinale, JC Molinero, G Kornilovs
Proceedings of the Royal Society B: Biological Sciences 275 (1644), 1793-1801, 2008
4482008
Growth, morphological variation and ontogenetic niche shifts in perch (Perca fluviatilis) in relation to resource availability
J Hjelm, L Persson, B Christensen
Oecologia 122, 190-199, 2000
2802000
Inter‐annual variation in herring, Clupea harengus, and sprat, Sprattus sprattus, condition in the central Baltic Sea: what gives the tune?
M Casini, M Cardinale, J Hjelm
Oikos 112 (3), 638-650, 2006
1822006
Eastern Baltic cod in distress: biological changes and challenges for stock assessment
M Eero, J Hjelm, J Behrens, K Buchmann, M Cardinale, M Casini, ...
ICES Journal of Marine Science 72 (8), 2180-2186, 2015
1662015
Hypoxic areas, density-dependence and food limitation drive the body condition of a heavily exploited marine fish predator
M Casini, F Käll, M Hansson, M Plikshs, T Baranova, O Karlsson, ...
Royal Society open science 3 (10), 160416, 2016
1582016
Diet‐dependent body morphology and ontogenetic reaction norms in Eurasian perch
J Hjelm, R Svanbäck, P Byström, L Persson, E Wahlström
Oikos 95 (2), 311-323, 2001
1162001
Regime shifts in exploited marine food webs: detecting mechanisms underlying alternative stable states using size-structured community dynamics theory
A Gårdmark, M Casini, M Huss, A Van Leeuwen, J Hjelm, L Persson, ...
Philosophical Transactions of the Royal Society B: Biological Sciences 370 …, 2015
1002015
Size‐dependent attack rate and handling capacity: inter‐cohort competition in a zooplanktivorous fish
J Hjelm, L Persson
Oikos 95 (3), 520-532, 2001
832001
Functional link between foraging performance, functional morphology, and diet shift in roach (Rutilus rutilus)
J Hjelm, GH van de Weerd, FA Sibbing
Canadian Journal of Fisheries and Aquatic Sciences 60 (6), 700-709, 2003
792003
Report of the Baltic fisheries assessment working group (WGBFAS)
V Amosova, D Artemenkov, C Berg, M Bergenius, J Boje, M Casini, ...
International Council for the Exploration of the Sea, 2017
662017
Interactions among size-structured populations in a whole-lake experiment: size-and scale-dependent processes
L Persson, P Byström, E Wahlström, J Andersson, J Hjelm
Oikos, 139-156, 1999
621999
Predators with multiple ontogenetic niche shifts have limited potential for population growth and top-down control of their prey
A van Leeuwen, M Huss, A Gårdmark, M Casini, F Vitale, J Hjelm, ...
The American Naturalist 182 (1), 53-66, 2013
572013
Two- and three-dimensional maturation reaction norms for the eastern Baltic cod, Gadus morhua
A Vainikka, A Gårdmark, B Bland, J Hjelm
ICES Journal of Marine Science 66 (2), 248-257, 2009
492009
Fishing through time: population dynamics of plaice (Pleuronectes platessa) in the Kattegat–Skagerrak over a century
M Cardinale, J Hagberg, H Svedäng, V Bartolino, T Gedamke, J Hjelm, ...
Population Ecology 52, 251-262, 2010
422010
The first large-scale assessment of three-spined stickleback (Gasterosteus aculeatus) biomass and spatial distribution in the Baltic Sea
J Olsson, E Jakubavičiūtė, O Kaljuste, N Larsson, U Bergström, M Casini, ...
ICES Journal of Marine Science 76 (6), 1653-1665, 2019
402019
Seal exclusion devices in cod pots prevent seal bycatch and affect their catchability of cod
S Königson, J Lövgren, J Hjelm, M Ovegård, F Ljunghager, SG Lunneryd
Fisheries Research 167, 114-122, 2015
402015
Trends in cpue and related changes in spatial distribution of demersal fish species in the Kattegat and Skagerrak, eastern North Sea, between 1981 and 2003
M Casini, M Cardinale, J Hjelm, F Vitale
ICES Journal of Marine Science 62 (4), 671-682, 2005
362005
Management forcing increased specialization in a fishery system
J Hentati-Sundberg, J Hjelm, WJ Boonstra, H Österblom
Ecosystems 18, 45-61, 2015
352015
Marine fish recruitment variability and climate indices
M Cardinale, J Hjelm
Marine Ecology Progress Series 309, 307-309, 2006
262006
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