Results 81 to 90 of about 2,145 (201)

Marine sediment infauna‐based environmental assessment using metabarcoding identifies potential impact indicator species

open access: yesEnvironmental DNA, Volume 6, Issue 3, May–June 2024.
Intertidal infaunal community data are obtained via: (1) morphological identification of macroinvertebrates from sediment cores, (2) cytochrome c oxidase subunit I (COI) DNA metabarcoding of the same pooled macroinvertebrate specimens, and (3) 18S ribosomal RNA (18S) DNA metabarcoding of benthic meiofauna from small volume sediment surface scrapes.
Rachel Hale   +5 more
wiley   +1 more source

Current knowledge of the Tardigrada of Svalbard with the first records of water bears from Nordaustlandet (High Arctic)

open access: yesPolar Research, 2013
The first investigations of the tardigrades of Svalbard took place in the early 20th century and 30 papers on the subject have been published to date. In this article, we summarize available information on the distribution of tardigrades in this Arctic ...
Krzysztof Zawierucha   +3 more
doaj   +1 more source

A new, simplified, drying protocol to prepare tardigrades for scanning electron microscopy

open access: yesMicroscopy Research and Technique, Volume 87, Issue 4, Page 716-726, April 2024.
Here a cheap, safe, and fast new method for Tardigrada preparation for scanning electron microscope (SEM) is proposed. The new protocol allows to minimize the number of animals sacrificed for SEM studies and is potentially applicable to the study of other meiofaunal soft‐bodied taxa.
Daniele Camarda   +3 more
wiley   +1 more source

New records on cyclomorphosis in the marine eutardigrade Halobiotus crispae (Eutardigrada: Hypsibiidae)

open access: yesJournal of Limnology, 2007
Halobiotus crispae is a marine eutardigrade belonging to Hypsibiidae. A characteristic of this species is the appearance of seasonal cyclic changes in morphology and physiology, i.e. cyclomorphosis.
Reinhardt MØBJERG KRISTENSEN   +5 more
doaj   +1 more source

First record of Macrobiotus beotiae Durante & Maucci, 1979 (Tardigrada: Eutardigrada: Macrobiotidae) in Ukraine [PDF]

open access: yes, 2008
У червні 2007 р. на плато гори Опук (Опукський природний заповідник) були зібрані зразки моху Tortula ruralis та лишайнику Xanthoria calcicola, у яких були знайдені яйця тихохода Macrobiotus beotiae.
Inshina, V.V.   +3 more
core  

Annotated zoogeography of non-marine Tardigrada : part IV : Africa [PDF]

open access: yes, 2017
This paper is the fourth monograph in a series that describes the global records of limno-terrestrial water bears (Tardigrada). Here, we provide a comprehensive list of non-marine tardigrades recorded from Africa, providing an updated and revised ...
Kaczmarek, Łukasz   +2 more
core   +1 more source

Integrative redescription of the Xerobiotus euxinus Pilato, Kiosya, Lisi, Inshina & Biserov, 2011 (Tardigrada: Eutardigrada: Macrobiotidae) population from Ukraine

open access: yesThe European Zoological Journal
Using integrative taxonomy, we redescribe an eutardigrade Xerobiotus euxinus Pilato et al. 2011 based on material from the type locality and additional population from the Black Sea Biosphere Reserve in the south of Ukraine.
A. Polishchuk   +5 more
doaj   +1 more source

Diversidad y morfometría de tardígrados de una ciudad mediana de la región Neotropical: Santa Rosa (La Pampa, Argentina) [PDF]

open access: yes, 2007
Tardigrade diversity was studied in a medium–sized city in the Neotropical Region: Santa Rosa (La Pampa, Argentina). Samples were collected between February 1999 and January 2000 from lichens and mosses growing on sidewalk trees of the urban and ...
Moly de Peluffo, M. C.   +2 more
core  

Integrative description of two new Milnesium species (Apochela: milnesiidae) from Canada and Nepal

open access: yesThe European Zoological Journal
Global knowledge of tardigrade diversity is limited, and there are still regions with poorly studied fauna. We applied an integrative taxonomy approach to describe two new eutardigrade species from Nepal and Canada.
P. Kayastha   +5 more
doaj   +1 more source

Stress response of a boreo-alpine species of tardigrade, Borealibius zetlandicus (Eutardigrada, Hypsibiidae)

open access: yesJournal of Limnology, 2009
Invertebrates living in extreme environments as well as those living under unpredictable habitat conditions must be able to survive severe environmental stresses bound to their habitats.
Michele CESARI   +5 more
doaj   +1 more source

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