المؤلفون: Sarah M. Gugele, Marcus Widmer, Jan Baer, J. Tyrell DeWeber, Helge Balk, Alexander Brinker

المصدر: Scientific Reports, Vol 11, Iss 1, Pp 1-10 (2021)

مصطلحات موضوعية: Medicine, Science

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2045-2322

URL الوصول: https://doaj.org/article/65e8546948454b4baf2cd8f3e7ff1e6e

المؤلفون: Anne Mouget, Chloé Goulon, Thomas Axenrot, Helge Balk, Anne Lebourges‐Dhaussy, Malgorzata Godlewska, Jean Guillard

المصدر: Remote Sensing in Ecology and Conservation, Vol 5, Iss 4, Pp 332-345 (2019)

مصطلحات موضوعية: Fisheries acoustics, frequencies comparison, freshwater, hydroacoustics, lake, standardization, Technology, Ecology, QH540-549.5

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2056-3485

URL الوصول: https://doaj.org/article/0ffab39ac4d643eeb52f735150e039ff

المؤلفون: Roman Baran, Tomáš Jůza, Michal Tušer, Helge Balk, Petr Blabolil, Martin Čech, Vladislav Draštík, Jaroslava Frouzová, Asanka D. Jayasinghe, Ievgen Koliada, Tomáš Mrkvička, Milan Muška, Daniel Ricard, Zuzana Sajdlová, Lukáš Vejřík, Jan Kubečka

المصدر: Scientific Reports, Vol 7, Iss 1, Pp 1-12 (2017)

مصطلحات موضوعية: Medicine, Science

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2045-2322

URL الوصول: https://doaj.org/article/de1ad605b554427bbd6ed767f6e62368

المؤلفون: Roman Baran, Michal Tušer, Helge Balk, Petr Blabolil, Martin Čech, Vladislav Draštík, Jaroslava Frouzova, Tomáš Jůza, Jan Kubecka

المصدر: Journal of Limnology (2018)

مصطلحات موضوعية: Římov reservoir, juvenile fish, invertebrate, trawling, hydroacoustics, target strength, Geography. Anthropology. Recreation, Physical geography, GB3-5030, Environmental sciences, GE1-350

وصف الملف: electronic resource

Relation: https://www.jlimnol.it/index.php/jlimnol/article/view/1837; https://doaj.org/toc/1129-5767; https://doaj.org/toc/1723-8633

URL الوصول: https://doaj.org/article/da0598f461bd456e8d35ecead1c15a7f

المؤلفون: Michal Tušer, Marek Brabec, Helge Balk, Vladislav Draštík, Jan Kubečka, Jaroslava Frouzová

المصدر: Water; Volume 15; Issue 8; Pages: 1596

مصطلحات موضوعية: dorsal aspect, tilt angle, bream, matched-filter processing, ramping

جغرافية الموضوع: agris

وصف الملف: application/pdf

Relation: Biodiversity and Functionality of Aquatic Ecosystems; https://dx.doi.org/10.3390/w15081596

الاتاحة: https://doi.org/10.3390/w15081596

المؤلفون: Jan Baer, Sarah Maria Gugele, Helge Balk, Marcus Widmer, J. Tyrell DeWeber, Alexander Brinker

المصدر: Scientific Reports
Scientific Reports, Vol 11, Iss 1, Pp 1-10 (2021)

مصطلحات موضوعية: 0106 biological sciences, Science, Fishing, Gasterosteus, 010603 evolutionary biology, 01 natural sciences, Article, Mesocosm, Machine Learning, Species Specificity, ddc:570, Hydroacoustics, Animals, Wideband, Ecosystem, Multidisciplinary, biology, Invasive species, 010604 marine biology & hydrobiology, Sampling (statistics), Stickleback, Acoustics, biology.organism_classification, Smegmamorpha, Random forest, Fishery, Medicine, Environmental science, Freshwater ecology, Salmonidae, Environmental Monitoring

وصف الملف: application/pdf

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dccf8f582b858b868063a3f264615f61
https://pubmed.ncbi.nlm.nih.gov/34006900

المؤلفون: Helge Balk, Tomasz Jurczak, Aleksandra Jaskulska, Joanna Mankiewicz-Boczek, Małgorzata Godlewska, Ilona Gągała-Borowska, Bronisław Długoszewski, Katarzyna Izydorczyk, Zbigniew Kaczkowski

المصدر: Fisheries Research. 207:74-84

مصطلحات موضوعية: 0106 biological sciences, Cyanobacteria, Biomass (ecology), biology, 010604 marine biology & hydrobiology, Aquatic animal, 010501 environmental sciences, Aquatic Science, biology.organism_classification, 01 natural sciences, Algal bloom, Echo sounding, Oceanography, Microcystis, Phycocyanin, Environmental science, Bloom, 0105 earth and related environmental sciences

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::155630f1665751dbc6e5e5b312f30834
https://doi.org/10.1016/j.fishres.2018.05.025

المؤلفون: Michal, Tušer, Helge, Balk, Mrkvička, Tomáš, Frouzová, Jaroslava, Čech, Martin, Muška, Milan, Kubečka, Jan

المصدر: Limnology and Oceanography: Methods ; volume 9, issue 10, page 507-514 ; ISSN 1541-5856 1541-5856

الاتاحة: http://dx.doi.org/10.4319/lom.2011.9.507
https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.4319%2Flom.2011.9.507
https://aslopubs.onlinelibrary.wiley.com/doi/pdf/10.4319/lom.2011.9.507

المؤلفون: Tomáš Mrkvička, Helge Balk, Jon Hateley, Vladislav Draštík, Jean Guillard, Małgorzata Godlewska, Emma Morrissey, Ian J. Winfield, Peter Clabburn, Jan Kubečka

المصدر: Limnology and Oceanography: Methods. 15:836-846

مصطلحات موضوعية: 0106 biological sciences, Fishery, Oceanography, Standardization, 010604 marine biology & hydrobiology, Environmental science, Fish , Ocean Engineering, 010603 evolutionary biology, 01 natural sciences

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::225fd2e99cd9c4727a86cd5e2443cd44
https://doi.org/10.1002/lom3.10202

المؤلفون: Jaroslava Frouzová, Vladislav Draštík, Roman Baran, Milan Muška, Helge Balk, Jan Kubečka, Bendik S. Søvegjarto, Michal Tušer

المصدر: Fisheries Research. 188:149-156

مصطلحات موضوعية: 0106 biological sciences, Oscillation, Angular displacement, 010604 marine biology & hydrobiology, 04 agricultural and veterinary sciences, Aquatic Science, Geodesy, 01 natural sciences, Signal, Transducer, Amplitude, 040102 fisheries, Calibration, 0401 agriculture, forestry, and fisheries, Surface layer, Target strength, Geology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::7a2ab06bda17523cff1ada0413e7bd84
https://doi.org/10.1016/j.fishres.2016.12.017

المؤلفون: Jean Guillard, Chloé Goulon, Anne Mouget, Helge Balk, Anne Lebourges-Dhaussy, Thomas Axenrot, Małgorzata Godlewska

المساهمون: Centre Alpin de Recherche sur les Réseaux Trophiques et Ecosystèmes Limniques (CARRTEL), Institut National de la Recherche Agronomique (INRA)-Université Savoie Mont Blanc (USMB [Université de Savoie] [Université de Chambéry]), Department of Aquatic Resources, Swedish University of Agricultural Sciences (SLU), Department of Physics [Oslo], Faculty of Mathematics and Natural Sciences [Oslo], University of Oslo (UiO)-University of Oslo (UiO), Laboratoire des Sciences de l'Environnement Marin (LEMAR) (LEMAR), Institut de Recherche pour le Développement (IRD)-Institut Français de Recherche pour l'Exploitation de la Mer (IFREMER)-Université de Brest (UBO)-Institut Universitaire Européen de la Mer (IUEM), Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Université de Brest (UBO)-Centre National de la Recherche Scientifique (CNRS)-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Université de Brest (UBO)-Centre National de la Recherche Scientifique (CNRS)-Centre National de la Recherche Scientifique (CNRS), Institut de Recherche pour le Développement (IRD), Polish Academy of Sciences (PAN), Action A21 AFB (Agence Francaise pour la Biodiversite), Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Université de Brest (UBO)-Centre National de la Recherche Scientifique (CNRS)-Institut national des sciences de l'Univers (INSU - CNRS)-Université de Brest (UBO)-Centre National de la Recherche Scientifique (CNRS)-Centre National de la Recherche Scientifique (CNRS)

المصدر: Remote Sensing In Ecology And Conservation (20563485) (Wiley), 2019-12, Vol. 5, N. 4, P. 332-345
Remote Sensing in Ecology and Conservation
Remote Sensing in Ecology and Conservation, 2019, 5 (4), pp.332-345. ⟨10.1002/rse2.112⟩
Remote Sensing in Ecology and Conservation, Vol 5, Iss 4, Pp 332-345 (2019)

مصطلحات موضوعية: 0106 biological sciences, frequencies comparison, 010504 meteorology & atmospheric sciences, Fish stock, 010603 evolutionary biology, 01 natural sciences, lcsh:Technology, POISSON D'EAU DOUCE, Hydroacoustics, lcsh:QH540-549.5, MESURE, 14. Life underwater, Computers in Earth Sciences, freshwater, lake, Population dynamics of fisheries, Ecology, Evolution, Behavior and Systematics, 0105 earth and related environmental sciences, Nature and Landscape Conservation, ANALYSE STATISTIQUE, hydroacoustics, standardization, Biomass (ecology), LAC, Fisheries acoustics, BIOMASSE, Ecology, lcsh:T, ACL, Sampling (statistics), ZONE TEMPEREE, 6. Clean water, DENSITE DE POPULATION, PROSPECTION ACOUSTIQUE, Water Framework Directive, Fish and Aquacultural Science, Environmental science, Physical geography, Water quality, lcsh:Ecology, [SDE.BE]Environmental Sciences/Biodiversity and Ecology

وصف الملف: application/pdf; text/pdf

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c102b88de0ea15a103ae6b5aafa0b41b
https://archimer.ifremer.fr/doc/00484/59605/

المؤلفون: Helge Balk, Michal Tušer, Ievgen Koliada, Ladislav Ptacek, Jan Kubečka

مصطلحات موضوعية: 0106 biological sciences, Biomass (ecology), 010604 marine biology & hydrobiology, Soil science, 04 agricultural and veterinary sciences, Aquatic Science, 01 natural sciences, Waves and shallow water, Transducer, 040102 fisheries, Range (statistics), 0401 agriculture, forestry, and fisheries, Environmental science, Fish , Target strength

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::50bd6f24098145dd316284cd0ce5f259
http://hdl.handle.net/10852/76480

المؤلفون: Jaroslava Frouzová, Jan Kubečka, Michal Tušer, Vladislav Draštík, Martin Čech, Tomáš Mrkvička, Jiří Peterka, Mojmír Vašek, Milan Muška, Michal Kratochvíl, Milan Říha, Tomáš Jůza, Petr Blabolil, Helge Balk, Zuzana Sajdlová

المصدر: Fisheries Research. 172:105-113

مصطلحات موضوعية: Fishery, Echo sounding, Water column, Avoidance behaviour, Pair trawling, Vertical direction, Temperate climate, Avoidance reaction, Environmental science, Fish , Aquatic Science

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::19c436a3bfb335e64d68e30bbc39076b
https://doi.org/10.1016/j.fishres.2015.06.025

المؤلفون: Helge Balk, Jaroslava Frouzová, Tomáš Mrkvička, Jan Kubečka, Milan Muška, Michal Tušer

المصدر: Fisheries Research. 155:114-121

مصطلحات موضوعية: Body angle, Length measurement, Actual length, Acoustic camera, Acoustics, Environmental science, Fish , Aquatic Science, Sonar, Girth (geometry), Echo intensity

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b837a9021e39be9a8e6d516c00c3f698
https://doi.org/10.1016/j.fishres.2014.02.031

المؤلفون: Helge Balk, Jaroslava Frouzová, Vladislav Draštík, Milan Muška, Daniel Ricard, Lukáš Vejřík, Ievgen Koliada, Michal Tušer, Roman Baran, Petr Blabolil, Jan Kubečka, Asanka D. Jayasinghe, Tomáš Mrkvička, Tomáš Jůza, Martin Čech, Zuzana Sajdlová

المصدر: Scientific Reports, Vol 7, Iss 1, Pp 1-12 (2017)
Scientific Reports

مصطلحات موضوعية: 0106 biological sciences, Conservation of Natural Resources, Science, Population Dynamics, Transducers, Fisheries, 010603 evolutionary biology, 01 natural sciences, Article, Research vessel, Water column, Echo sounding, Abundance (ecology), Surveys and Questionnaires, Animals, Czech Republic, Multidisciplinary, Ecology, 010604 marine biology & hydrobiology, Front (oceanography), Fishes, Sampling (statistics), Pelagic zone, Juvenile fish, Acoustics, Fishery, Lakes, Environmental science, Medicine, Seasons, Animal Distribution

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b5c8e6c71fd9ae624d0a84c9cd708e85
http://hdl.handle.net/10852/68388

المؤلفون: Michal Tušer, Helge Balk, Georg Rakowitz, Jan Kubečka, Tomáš Jůza, Milan Říha

المصدر: Fisheries Research. :37-48

مصطلحات موضوعية: Continuous variable, Fishery, Ecology, Trawling, Swimming behaviour, Avoidance reaction, Fish , Environmental science, Sampling (statistics), Pelagic zone, Aquatic Science, Imaging sonar

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::6c277d15a30662f318d479c277b86d4a
https://doi.org/10.1016/j.fishres.2011.11.018

المؤلفون: Helge Balk, M. C. Langkau, M. B. Schmidt, Jost Borcherding

المصدر: Fisheries Management and Ecology. 19:313-322

مصطلحات موضوعية: Barbel, Ecology, biology, business.industry, Pattern recognition, Aquatic Science, Barbus barbus, biology.organism_classification, Sonar, Fishery, Trout, Leuciscus, Discriminant function analysis, Hydroacoustics, Artificial intelligence, Salmo, business, Mathematics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::8f0968bfd9d5e707db6f251632a31055
https://doi.org/10.1111/j.1365-2400.2011.00843.x

المؤلفون: Helge Balk, M. B. Schmidt, H. Gassner

المصدر: Fisheries Management and Ecology. 16:376-385

مصطلحات موضوعية: In situ, Ecology, biology, Pelagic zone, Aquatic Science, biology.organism_classification, Animal science, Echo sounding, Beam (nautical), Hydroacoustics, Avoidance reaction, Environmental science, Coregonus albula, Entrainment (chronobiology)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::176c6937821fe47bf761a6c03d7dd228
https://doi.org/10.1111/j.1365-2400.2009.00689.x

المؤلفون: Gideon Gal, Brent T. Boscarino, Lars G. Rudstam, Thomas Axenrot, Helge Balk, Frank Reier Knudsen

المصدر: Canadian Journal of Fisheries and Aquatic Sciences. 65:2769-2779

مصطلحات موضوعية: Oceanography, biology, Mysis relicta, Aquatic environment, Mysidacea, Environmental science, Aquatic Science, biology.organism_classification, Crustacean, Ecology, Evolution, Behavior and Systematics, Invertebrate

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3f4891c005bbfaf4773cabfa624ce0b9
https://doi.org/10.1139/f08-179

المؤلفون: Jan Kubečka, Christian Fesl, Hubert Keckeis, Georg Rakowitz, Wolfgang Herold, Helge Balk

المصدر: Fisheries Research. 93:324-331

مصطلحات موضوعية: geography, Percentile, geography.geographical_feature_category, biology, Ecology, Chondrostoma, Estimator, Aquatic Science, biology.organism_classification, Echo sounding, Tributary, Outlier, Statistics, Target strength, Signal amplification, Mathematics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::968b2e1569ade5eca0ecdadb4329a935
https://doi.org/10.1016/j.fishres.2008.06.005