Results 1 to 10 of about 202 (128)

Oogamochlamys kurilensis sp. nov. (Chlorophyta, Volvocales) from the Soils of Iturup Island (Sakhalin Region, Russia) [PDF]

open access: yesPlants, 2023
A strain of oogamous biflagellate green alga was isolated during a study on soil algal diversity in the Russian Far East (Sakhalin Region, Iturup Island) and examined using an integrative approach.
Vyacheslav Yu. Nikulin   +4 more
doaj   +2 more sources

Genomic insights into adaptive evolution of Island brown rats (Rattus norvegicus): evidence from Iturup Island in the Russian Far East [PDF]

open access: yesBMC Ecology and Evolution
Background The global spread of Rattus norvegicus has been shaped by human activity and climate change, with island isolation driving unique evolutionary paths.
Ning Liu   +6 more
doaj   +2 more sources

Sockeye salmon of Iturup Island: characteristics of spawners from commercial catches in 2021

open access: yesИзвестия ТИНРО, 2022
Spawners of sockeye salmon caught in northern Iturup and in the Prostor Bay and Kurilsky Bay in July-August, 2021 are investigated. Almost all of them had the age 1.2+ or 1.3+, with prominent prevalence of the former both for females (88.9 %) and males ...
A. N. Elnikov, O. V. Zelennikov
doaj   +1 more source

Characteristics of spawners of chum salmon Oncorhynchus keta from commercial stock of Iturup Island

open access: yesИзвестия ТИНРО, 2023
Chum salmon spawners returned for spawning in the rivers of Prostor and Kurilsky Bays on Iturup Island (Kuril Islands, Sakhalin Region) were examined in the period from September 19 to November 4, 2022. Both females and males had mostly the age 3+ (68.8 %
A. N. Elnikov, O. V. Zelennikov
doaj   +1 more source

On state of the ichthyocene in Lake Leb- edinoye (Iturup Island) in connection with functioning of salmon hatcheries

open access: yesИзвестия ТИНРО, 2023
Fish species distribution in Lake Lebedinoye is considered. The samples were collected by fry seine along entire coast of the lake. Ten species of fish were sampled in the coastal zone; juveniles of chum salmon Oncorhynhus keta, amur stickleback Pungitius
O. V. Zelennikov, R. A. Semenov
doaj   +1 more source

Russian settlement on the island of Urup (1795–1805) and its influence on Japan’s policy towards Ainu from southern Kurils

open access: yesЯпонские исследования, 2023
Based on comparative study of published Russian and Japanese sources, the article describes the history of the Russian settlement on the island of Urup in 1795–1805.
V. V. Shchepkin
doaj   +1 more source

A 6.2 Ma‐Long Record of Major Explosive Eruptions From the NW Pacific Volcanic Arcs Based on the Offshore Tephra Sequences on the Northern Tip of the Emperor Seamount Chain

open access: yesGeochemistry, Geophysics, Geosystems, Volume 24, Issue 12, December 2023., 2023
Abstract We present a continuous ∼6.2 Ma long record of explosive activity from the Northwest Pacific volcanic arcs based on a composite tephra sequence derived from Ocean Drilling Program Sites 882A and 884B, and core MD01‐2416 on the Detroit Seamount.
V. V. Ponomareva   +9 more
wiley   +1 more source

Comparative characteristics of growth of the scales from pink salmon in returns to Sakhalin Island (southeast coast) and Iturup Island in 2017 and 2018

open access: yesИзвестия ТИНРО, 2020
Iturup Island (in southern Kuril Islands) and southeastern Sakhalin Island are known by the highest catches of salmons within the Sakhalin-Kuril region. The timing of pink salmon mass return to Iturup is 5–10 days later than to Sakhalin, and the females ...
A. M. Kaev, L. V. Romasenko, D. A. Kaev
doaj   +1 more source

Phenotypic characterization of a strawberry (Fragaria ×ananassa Duchesne ex Rosier) diversity collection

open access: yesPLANTS, PEOPLE, PLANET, Volume 5, Issue 2, Page 209-224, March 2023., 2023
To secure a stable, safe food supply, the future of humanity depends on the conservation and application of cultivated and wild plant diversity. Strawberries are globally important. They are widely produced and provide significant human health benefits. In 2019, annual world production was 14.5 MT.
Kim E. Hummer   +3 more
wiley   +1 more source

Glukhoye Lake: Middle to Late Holocene environments of Kunashir Island (Kuril Archipelago, Russian Far East)

open access: yesBoreas, Volume 51, Issue 2, Page 364-384, April 2022., 2022
A c. 8.2 cal. ka BP multiproxy lake record from the southern Kuril Islands indicates the occurrence of the Holocene thermal maximum between c. 8.0 to 6.5 cal. ka BP, followed by a gradual cooling to modern at c. 2.3 cal. ka BP. These results when combined with other lacustrine sites in the archipelago do not support previous conclusions that had linked
Anatoly V. Lozhkin   +4 more
wiley   +1 more source

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