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The researches of the aquatic biological resources of Kamchatka and the North-West Part of the Pacific Ocean

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Макрозообентос шельфа Камчатского залива по данным 2002 г.

https://doi.org/10.15853/2072-8212.2025.76.81-90

EDN: HZDCFD

Abstract

The taxonomic composition of the bottom fauna was identified on the data of dredge survey carried out at 11 stations in 2002 in Kamchatka Gulf at depths of 24–200 m. The distribution of macrozoobenthos biomass and its taxonomic structure are compared with the data of 1950s and 1986. The distribution of biomass and taxonomic structure of macrozoobenthos are given in comparison with the data of 1950s and 1986. It is shown that on the bottom areas surveyed in 2002, coinciding with the bottom areas studied earlier, faunal complexes identified by biomass have a similar appearance and comparable biomass. Thus, the highest biomass of macrozoobenthos was observed in the southwestern part of the gulf, the lowest – in the desalinated area near the mouth of the Kamchatka River. The distribution of bottom communities was highly mosaic.

About the Authors

E. A. Arkhipova
Kamchatka Branch of Russian Federal Research Institute of Fisheries and Oceanography
Russian Federation

Elena A. Arkhipova – Ph. D. (Biology), specialist of the Lab. of marine fishes

Petropavlovsk-Kamchatsky



A. I. Buyanovsky
Russian Federal Research Institute of Fisheries and Oceanography
Russian Federation

Alexey I. Buyanovsky – D. Sc. (Biology), Principal Researcher of the Division of Hydrobionts of coastal ecosystems of the Department of commercial

Moscow



S. G. Korostelev
3Kamchatka Branch of Pacific Geographical Institute, Far-Eastern Branch of the Russian Academy of Sciences
Russian Federation

Sergey G. Korostelev – D. Sc. (Biology), Head of the Kamchatka Branch

Petropavlovsk-Kamchatsky



E. V. Lepskaya
Kamchatka Branch of Russian Federal Research Institute of Fisheries and Oceanography (KamchatNIRO), Petropavlovsk-Kamchatsky
Russian Federation

Ekaterina V. Lepskaya – Ph. D. (Biology), Head of the Lab. of fisheries ecology 

Petropavlovsk-Kamchatsky



References

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For citations:


Arkhipova E.A., Buyanovsky A.I., Korostelev S.G., Lepskaya E.V. Макрозообентос шельфа Камчатского залива по данным 2002 г. The researches of the aquatic biological resources of Kamchatka and the North-West Part of the Pacific Ocean. 2025;(76):81-90. (In Russ.) https://doi.org/10.15853/2072-8212.2025.76.81-90. EDN: HZDCFD

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ISSN 2072-8212 (Print)
ISSN 2782-6236 (Online)