Results 21 to 30 of about 558,175 (268)

Impact of Microsetella norvegica on carbon flux attenuation and as a secondary producer during the polar night in the subarctic Porsangerfjord

open access: yesFrontiers in Marine Science, 2023
It is known that Microsetella norvegica feed on phytoplankton and provide an important link to higher trophic levels in Arctic fjords, such as fish sprat (Sprattus sprattus) and three-spined stickleback (Gasterosteus aculeatus).
Benjamin Paul Mooney   +5 more
doaj   +1 more source

Analysis of Impact of Altitude on Vertical Distribution Pattern of Soil Organic Carbon in Mountainous Regions of Southeastern Tibet

open access: yesGuangdong nongye kexue, 2022
【Objective】The spatial heterogeneity of alpine ecosystems in southeastern Tibet in the vertical distribution zone was analyzed, and the distribution characteristics and influencing factors of soil organic carbon(SOC)reserves at different altitudes were ...
Shalin HUANG   +4 more
doaj   +1 more source

Vertical distribution of soil free-living nematode in a playa habitat in the North-Western Negev desert, Israel

open access: yesHelminthologia, 2020
In order to investigate the vertical distribution of soil nematode community under a playa area in the Nizzana inter-sand dune area in the north-western Negev Desert of Israel, soil samples were collected from 0 – 10, 10 – 20, 20 – 30, 30 – 40, and 40 ...
Hu C., Pen-Mouratov S., Steinberger Y.
doaj   +1 more source

Retrieval of Dissolved Organic Carbon Storage in Plateau Lakes Based on Remote Sensing and Analysis of Driving Factors: A Case Study of Lake Dianchi

open access: yesRemote Sensing
Dissolved organic carbon (DOC) is an essential form of carbon in lakes and has significant impact on thermal structure and carbon source-supporting food webs. Current remote sensing studies on DOC mainly focus on the retrieval of surface concentration of
Yufeng Yang, Wei Gao, Yuan Zhang
doaj   +1 more source

Microplastics segregation by rise velocity at the ocean surface

open access: yesEnvironmental Research Letters, 2023
Predicting the vertical distribution of microplastics in the ocean surface mixed layer is necessary for extrapolating surface measurements and comparing observations across conditions.
Michelle H DiBenedetto   +4 more
doaj   +1 more source

Jellyfish distribute vertically according to irradiance [PDF]

open access: yesJournal of Plankton Research, 2017
We tested the hypothesis that the coronate jellyfish Periphylla periphylla distributes vertically according to a preferential range of absolute light intensities. The study was carried out in Lurefjorden, Norway, a fjord characterized by mass occurrences of this jellyfish. We collected data on the vertical distribution of P.
Bozman, Andrea   +4 more
openaire   +5 more sources

The vertical distribution of fish on two offshore oil platforms

open access: yesFrontiers in Marine Science
Knowledge of platform ecology is necessary to best inform decommissioning practice. Remotely operated vehicle (ROV) video is often collected during standard industry operations and may provide insight into the marine life associating with offshore ...
Thomas Tothill   +5 more
doaj   +1 more source

vertical distribution of methyl bromide in the stratosphere [PDF]

open access: yesGeophysical Research Letters, 1998
Seven vertical profiles of methyl bromide measured between 1987 and 1995 in the tropical, mid‐latitude and Arctic stratosphere are reported. Three of these profiles are previously unpublished, and four are previously published and are here reevaluated and brought on to the same calibration scale as the other ones.
Kourtidis, K., Borchers, R., Fabian, P.
openaire   +2 more sources

Vertical dynamic patterns of Vibrio spp. in the northwestern Pacific Ocean

open access: yesFrontiers in Microbiology
In marine ecosystems, Vibrio species are as they facilitate nutrient cycling and impact the condition of marine life. To understand their ecological dynamics and how they adapt to various environmental situations, this study examined the vertical ...
Leihaothabam Jeeny   +23 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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