Results 91 to 100 of about 7,645 (228)

Field Survey of Freshwater Invertebrates Reveals That Several Groups Are Potential Carriers of the Fungal Pathogen Batrachochytrium dendrobatidis

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
ABSTRACT The amphibian disease chytridiomycosis, caused by the fungal pathogen Batrachochytrium dendrobatidis (Bd), has devastated global amphibian biodiversity. The specific reasons for its rapid global spread, especially to pristine areas, are not well understood. Freshwater invertebrates might function as carriers of Bd, but the diversity and extent
Amanda Poh   +5 more
wiley   +1 more source

First Records for \u3ci\u3eAeshna Sitchensis\u3c/i\u3e (Odonata: Aeshnidae) and \u3ci\u3eEnallagma Clausum\u3c/i\u3e (Odonata: Coenagrionidae), and a Northwestern Record for the State-Endangered \u3ci\u3eSomatochlora Incurvata\u3c/i\u3e (Odonata: Corduliidae) in Wisconsin [PDF]

open access: yes, 2018
While surveying for Odonata in coastal peatlands and associated shoreline areas adjacent to Lake Superior in Wisconsin, we documented populations of two new state record species, the zig-zag darner (Aeshna sitchensis Hagen) and the alkali bluet ...
DuBois, Robert B   +4 more
core   +2 more sources

Primer Frenguelliidae (Insecta: Odonata) del Eoceno de Río Pichileufú, Patagonia, Argentina [PDF]

open access: yes, 2017
Se describe un nuevo género, Treintamilun gen. nov., basado en Treintamilun vuelvenlucha sp. nov. de la localidad de Río Pichileufú (Luteciano), Provincia de Río Negro, Patagonia, Argentina. El nuevo género se asigna a Frenguelliidae.
Petrulevicius, Julian Fernando
core  

Second Location for Two Rare Odonata in Ohio, \u3ci\u3eNannothemis Bella\u3c/i\u3e and \u3ci\u3eLadona Julia\u3c/i\u3e, (Odonata: Libellulidae) Discovered at Singer Lake Bog, Summit County, Ohio. [PDF]

open access: yes, 2018
Previously the dragonflies (Odonata, Libellulidae) Ladona julia and Nannothemis bella were known in Ohio from only one extant population each: L. julia from extreme northwest Ohio in Williams County and N. bella from west-central Ohio in Champaign County.
Chapman, Eric, Glotzhober, Robert C
core   +2 more sources

Odonate diversity of Nalsarovar Bird Sanctuary - a Ramsar site in Gujarat, India

open access: yesJournal of Threatened Taxa, 2018
Odonate diversity of Nalsarovar Bird Sanctuary, a Ramsar site in Gujarat, was studied between January 2015 and July 2017.  A total of 46 species belonging to two suborders, six families, and 27 genera were recorded, which included 14 species of Zygoptera
Darshana M. Rathod, B. M. Parasharya
doaj   +1 more source

The first records of coenagrionid damselflies (Odonata: Zygoptera: Coenagrionidae: Neoerythromma sp. and Nehalennia sp.) from Mexican Amber (Miocene) [PDF]

open access: yes, 2017
Two specimens of the damselfly (Odonata: Zygoptera) family Coenagrionidae are described from Mexican amber of early Miocene age, identified as Neoerythromma sp. and Nehalennia sp.
José, M A C, Nel, A, Ross, Andrew
core   +1 more source

Study design and mark-recapture estimates of dispersal: A case study with the endangered damselfly Coenagrion mercuriale [PDF]

open access: yes, 2012
Accurate data on dispersal ability are vital to the understanding of how species are affected by fragmented landscapes. However, three factors may limit the ability of field studies to detect a representative sample of dispersal events: (1) the number of
Hassall, C, Thompson, DJ
core   +1 more source

An observation on the Odonata fauna of the Asansol-Durgapur Industrial Area, Burdwan, West Bengal, India

open access: yesJournal of Threatened Taxa, 2016
The present investigation was undertaken as a pilot study to examine the diversity, occurrence and distribution pattern of dragonflies and damselflies (Odonata) from the selected study sites of the Asansol-Durgapur industrial area of Burdwan District of ...
Amar Kumar Nayak, Utpal Singha Roy
doaj   +1 more source

Geographical range margins of many taxonomic groups continue to shift polewards [PDF]

open access: yes, 2015
Many species are extending their leading-edge (cool) range margins polewards in response to recent climate change. In the present study, we investigated range margin changes at the northern (cool) range margins of 1573 southerly-distributed species from ...
Angert   +52 more
core   +1 more source

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