Results 31 to 40 of about 7,800 (253)

iNaturalist and Structured Mammal Surveys Reflect Similar Species Richness but Capture Different Species Pools Across the United States. [PDF]

open access: yesEcol Evol
iNaturalist data is widely used in ecology, but is known to contain spatial and taxa‐specific biases. We compared species richness and species pools using data from iNaturalist and structured surveys (i.e., camera traps and acoustic bat surveys) across the United States. We found that iNaturalist and structured surveys generally report similar richness,
Herrera DJ   +7 more
europepmc   +2 more sources

The Odonata of Isle Royale, Michigan [PDF]

open access: yes, 2017
This paper presents a list of the Odonata recorded from Isle Royale National Park, located in northwestern Lake Superior. Collections from Isle Royale include 38 species of Anisoptera and 12 species of Zygoptera. The list is typical of the boreal regions
Van Buskirk, Josh
core   +2 more sources

Species diversity, hotspot congruence, and conservation of North American damselflies (Odonata: Zygoptera)

open access: yesFrontiers in Ecology and Evolution, 2023
The rapid extinction of species is of considerable concern for biodiversity conservation. Identifying the drivers of species diversity and hotspots is beneficial for developing conservation strategies.
Zhengxue Zhao   +4 more
semanticscholar   +1 more source

Structuring of Dragonfly Communities (Insecta: Odonata) in Eastern Amazon: Effects of Environmental and Spatial Factors in Preserved and Altered Streams

open access: yesInsects, 2019
The evaluation of the effects of environmental factors on natural communities has been one of the principal approaches in ecology; although, over the past decade, increasing importance has been given to spatial factors.
José Max Barbosa Oliveira-Junior   +1 more
doaj   +1 more source

Odonata (Insecta) Communities in a Lowland Mixed Mosaic Forest in Central Kalimantan, Indonesia

open access: yesEcologies, 2023
Assessing a taxon’s response to change in environmental variables is fundamental knowledge to understanding trends in species diversity, abundance, and distribution patterns.
Jorian A. Hendriks   +6 more
doaj   +1 more source

\u3ci\u3eArchilestes Grandis\u3c/i\u3e in Wisconsin (Odonata: Lestidae) [PDF]

open access: yes, 2017
(excerpt) Archilestes grandis (Rambur) is the largest damselfly that occurs in America north of Mexico. Its distribution in the United States was reported by Muttkowski (1910) as Lower Sonoran, Washington to Baja California, and ...
Borkin, Susan Sullivan
core   +2 more sources

First record of Odonata nymphs from Karun River, south-west Iran [PDF]

open access: yesIranian Journal of Animal Biosystematics, 2014
Odonata fauna is poorly known in Iran and most of the previous studies deal with northern parts of the country, studying adult specimens. We sampled Karun River for aquatic insects in the city of Ahvaz in south-west of Iran during 2009–2011. As a result,
Mehdi Esfandiari   +2 more
doaj   +1 more source

Differing Impacts of Livestock Farming and Ranching on Aquatic Insect Biodiversity: A Global Meta-Analysis. [PDF]

open access: yesGlob Chang Biol
This meta‐analysis investigates the impact of livestock farming and ranching on the abundance and richness of major aquatic insect orders. Livestock farming significantly reduced the richness of Ephemeroptera, Plecoptera, and Trichoptera. However, livestock farming did not significantly impact abundance, suggesting finite shifts in aquatic insect ...
Barnes LA   +5 more
europepmc   +2 more sources

\u3ci\u3eEnallagma Basidens\u3c/i\u3e (Odonata: Coenagrionidae) Expands Its Range Into Michigan [PDF]

open access: yes, 2018
Enallagma basidens Calvert, a small bluet damselfly, has been expanding its range across North America since the early part of this century.
O\u27Brien, Mark F
core   +2 more sources

Preference of larvae of Enallagma cyathigerum (Odonata: Coenagrionidae) for habitats of varying structural complexity

open access: yesEuropean Journal of Entomology, 2012
In macrophyte-rich lentic ecosystems, higher numbers of damselfly larvae occur in areas where there is structurally complex vegetation than in those where the plant architecture is relatively simple.
Ralf C.M. VERDONSCHOT   +1 more
doaj   +1 more source

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