-
Article
Benthic Foraminifers of the Laptev Sea and Their Relationship with Hydrographic Conditions of the Sea
The fauna of benthic foraminifers from the northern Laptev Sea has been analyzed to identify the relationship between the distribution of benthic foraminifers and environmental conditions in the eastern and we...
-
Article
Influence of Fluids on the Species Composition and Preservation of Microfossils in Biogenic Carbonate Sediments in the Pobeda Hydrothermal Cluster (Mid-Atlantic Ridge)
Based on materials obtained during Cruise 37 of the R/V Professor Logatchev in the Russian exploration area, the species composition, distribution, and preservation of nanno- and microfossil carbonate shells in b...
-
Article
Warm-Water Planktonic Foraminifera in Kara Sea Sediments
The article is devoted to research of warm-water planktonic foraminifera species in the Arctic. The fauna of planktonic and benthic foraminifera in the surface and subsurface layer of Kara Sea sediments were s...
-
Article
Benthic and Plankton Foraminifers in Hydrothermally Active Zones of the Mid-Atlantic Ridge (MAR)
Comparison of benthic foraminiferal assemblages from the core obtained within the Peterburgskoe ore field (Mid-Atlantic Ridge) and from the core taken five kilometers away from the ore field revealed evident d...
-
Article
Benthic foraminifera in deep trenches of the Kara Sea and the relation of Saccorhiza ramosa (Brady) to the distribution of natural radionuclides
The abundance and structure of the foraminifera community have been investigated. The role of agglutinating and secreting species in bottom sediments of the deep trenches of the Kara Sea has been studied. It h...
-
Article
Rapid diachronous paleoceanographic changes in the Far East marginal areas of the Pacific Ocean at the last glaciation-to-holocene transition
-
Article
Impact of hydrothermal activity on carbonate fossils in bottom sediments of the tropical Atlantic
The chemical and mineral composition of the bottom sediments, as well as the assemblages of carbonate planktonic and benthic fossils (nannoplankton, foraminifers), were analyzed in two cores obtained in the No...
-
Article
Hydrothermal metasomatic alteration of carbonate bottom sediments in the Ashadze-1 field (13° N Mid-Atlantic Ridge)
We have performed the first detailed study of hydrothermal alteration of the Holocene-upper Pleistocene sediments in the recent Ashadze-1 hydrothermal field sampled during the 26th cruise of R/V Professor Logache...
-
Article
Late pleistocene-holocene ostracod assemblages of the Northern Caspian Sea shelf
Analysis of the ostracod assemblages and the distribution of benthic foraminifera Ammonia beccarii in the core section GS 194-08-1 recovered at a depth of 7.5 m near the Volga delta front showed changes in enviro...
-
Article
Changes of planktonic and benthic foraminiferal assemblages in upper quaternary sediments of the Deryugin Basin, Sea of Okhotsk
The analysis of foraminiferal assemblages in sediments that were deposited during the last 30 kyr revealed similar patterns in their distribution in the central and marginal parts of the Deryugin Basin. The si...
-
Article
Composition and secondary alterations of microfossils in sediments of the Ashadze-1 hydrothermal field (tropical Mid-Atlantic Ridge)
The first thorough analysis of microfossils from ore-bearing sediments of the Ashadze-1 hydrothermal field in the Mid-Atlantic Ridge sampled during cruise 26 of the R/V Professor Logachev in 2005 revealed the sub...
-
Article
Hydrothermal alterations of modern organic sediments at the Ashadze-1 hydrothermal field, Mid-Atlantic Ridge, 13° N
For the first time detailed investigations of hydrothermal alterations on microbiota of ore-bearing sediments of the Ashadze-1 field (13° N, Mid-Atlantic Ridge) were carried out and local mineral-geochemical z...
-
Article
Foraminifers in late Pleistocene-Holocene sediments of the Deryugin Basin of the Sea of Okhotsk
The study of foraminifers from sediments accumulated during the last 30 ky revealed their similar distribution in the central and marginal parts of the Deryugin Basin, which implies similar environmental chang...
-
Article
Planktonic foraminifers in the southern Bering Sea: Changes in composition and productivity during the Late Pleistocene-Holocene
Taxonomic composition and distribution of planktonic foraminifers are studied in section of Core GC-11 that penetrated through Upper Quaternary sediments of the Bowers Ridge western slope, the southern Bering ...
-
Article
Distribution of benthic foraminifera in Upper Quaternary sediments of the Deryugin Basin (Sea of Okhotsk)
Benthic foraminifera are investigated in sediment core LV28-34-2 (53°51.971′N, 146°47.499′E, sea depth 1431 m, core length 965 cm). The distribution of foraminifera is studied in coarse-grained (>0.125 mm) sed...
-
Article
Agglutinated abyssal foraminifers of the equatorial pacific
The quantitative study of the distribution and taxonomic composition of recent living and dead (without plasma) benthic foraminifers revealed three foraminiferal assemblages in the bottom sediments of the Paci...
-
Article
Recent and Late Holocene environments on the southeastern shelf of the Laptev Sea as inferred from microfossil data
The study of diatoms and benthic foraminifers from the southeastern shelf of the Laptev Sea shows that their most diverse and abundant recent assemblages populate the peripheral underwater part of the Lena Riv...
-
Article
Benthic foraminifers in upper Quaternary sediments of the southern Bering Sea: Distribution and paleoceanographic interpretations
Composition and distribution of benthic foraminifers, being coupled with isotopic-geochemical data on Upper Pleistocene and Holocene sediments from the southern Bering Sea (Core GC-11; 53°31′ N, 178°51′E, wate...
-
Article
Paleoceanography of the central sea of Okhotsk during the middle Pleistocene (350–190 ka) as inferred from micropaleontological data
The distribution of diatoms, radiolarians, planktonic and benthic foraminifers, and sediment components in the fraction >0.125 mm was analyzed in the core obtained from the central Sea of Okhotsk within the fr...
-
Article
Species composition and distribution of foraminifers in the Deryugin Basin (Sea of Okhotsk)
Analysis of the composition and quantitative distribution of foraminifers in bathyal sediments collected at 14 stations in the Deryugin Basin and at 11 stations in other regions of the Sea of Okhotsk, Sea of J...
