Results 41 to 50 of about 5,009 (213)

Invisible invaders: A new warning flag for molecularly detected alien species (MODAS) in databases and information systems

open access: yesEcological Applications, Volume 36, Issue 4, June 2026.
Abstract Invasive alien species (IAS) threaten biodiversity, ecosystem functioning, and services. Early detection and monitoring are essential for preventing IAS spread and mitigating their impacts. Conventional monitoring approaches rely on physical evidence and frequently fail to detect species in inaccessible habitats, cryptic life stages, or poorly
Tamar Guy‐Haim   +4 more
wiley   +1 more source

Environmental Gradients, Not Geographic Boundaries, Structure Meiofaunal Communities in Siberian Seas

open access: yesEnvironmental DNA
Meiofauna (all invertebrates smaller than 1 mm) are not only sensitive to environmental changes but also contribute significantly to nutrient cycling and energy transfer to higher trophic levels.
Adele Maciute   +9 more
doaj   +1 more source

Low‐Head Dam Removal Restores Biofilm Structure but Not Function in a Temperate Stream

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 1, June 2026.
ABSTRACT Barrier removal is a common stream restoration practice aimed at restoring longitudinal connectivity, yet its effects on biofilm structure and function, through alteration of near‐bed hydrodynamics, remain unclear. Using a space‐for‐time substitution approach, we assessed how the presence and removal of a low‐head dam affect biofilm structure ...
Julia Pasqualini   +9 more
wiley   +1 more source

Hydrological seasonality shapes microbial biomass and diversity in an equatorial estuarine mangrove

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Mangroves are pantropical marine forests rooted in soft sediments and subject to pronounced seasonal variability. However, the effects of these hydrological fluctuations on root‐associated prokaryotic communities remain poorly understood, particularly in underexplored regions like the Guianas.
Emma Jamon‐Haon   +11 more
wiley   +1 more source

Meiofauna abundance in surface sediment from the Iceland-Faroer Ridge

open access: yes, 1999
Meiofauna abundance in surface sediment from the Iceland-Faroer ...
Thiel, Hjalmar, Hjalmar Thiel (7887893)
core   +1 more source

Responses of meiofauna and nematode communities to crude oil contamination in a laboratory microcosm experiment

open access: yes, 2016
This objective was accomplished by examining changes in the structure of meiofaunal and nematode assemblages after exposure to different concentrations (0.5%, 1%, 2%, 4%, 8%, 15%, and 20%) of total petroleum hydrocarbons (TPH) in microcosms.
강태욱, 김동성, 홍재상
core   +1 more source

The effect of estuarine system on the meiofauna and nematodes in the East Siberian Sea

open access: yesScientific Reports, 2021
Arctic meiofauna and nematodes were examined at 12 stations in the East Siberian Sea, covering a depth range of 13–59 m and an estuarine-shelf system from the Indigirka and Kolyma rivers to the adjacent shelf.
Daria A. Portnova   +2 more
doaj   +1 more source

A global assessment of abyssal–hadal vermiform lebensspuren: Functional consistency with depth

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Lebensspuren—sedimentary traces produced by benthic organisms—are widespread on deep‐sea floors but remain infrequently reported from abyssal (~ 3000–6000) and hadal (> 6000 m) environments. Here, we present the most comprehensive assessment of abyssal–hadal vermiform lebensspuren to date, spanning multiple ocean basins and reaching full‐ocean
Denise J. B. Swanborn   +2 more
wiley   +1 more source

Meiofauna Community in Soft Sediments at TAG and Snake Pit Hydrothermal Vent Fields

open access: yesFrontiers in Marine Science, 2020
The risk assessment of seafloor massive sulfide (SMS) mining on meiobenthic organisms, specifically on soft-sediment meiofauna, is impeded by a lack of knowledge on the biology and ecology of these communities.
Adriana Spedicato   +4 more
doaj   +1 more source

Greeffiella bellula n. sp. (Nematoda: Desmoscolecida): The First Desmoscolecid Nematode Species to Be Described From New Zealand

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 60, Issue 2, June 2026.
The mostly marine nematode order Desmoscolecida is globally distributed with over 270 species known to date. Here, we describe Greeffiella bellula n. sp., the first desmoscolecid species to be described from New Zealand waters, from deep‐sea sediments. The new species is most similar to G. japonica, described from coastal sediments in the Sea of Japan,
Daniel Leduc, Zeng Qi Zhao
wiley   +1 more source

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