Results 71 to 80 of about 2,829 (199)

Tropical Amphi-Pacific disjunctions in the Cladocera (Crustacea: Branchiopoda)

open access: yesJournal of Limnology, 2013
Tropical Amphi-Pacific and trans-Pacific disjunctions are among the most controversial distribution patterns in biogeography. A disjunct distribution pattern between SE Asia (in fact, Indochina-Assam) and the Neotropics is rarely investigated in ...
Kay Van Damme, Artem Y. Sinev
doaj   +1 more source

Networks in Aquatic Communities Collapse Upon Neonicotinoid‐Induced Stress

open access: yesEcology Letters, Volume 28, Issue 4, April 2025.
We employed an experimental approach with 36 naturally established freshwater ecosystems exposed to increasing field realistic concentrations of the neonicotinoid thiacloprid. Upon exposure, we found severe degradation of species co‐occurrence networks and coincident ecosystem functioning.
S. Henrik Barmentlo   +6 more
wiley   +1 more source

New Records of Cladocera (Crustacea: Anomopoda) from Laguna Navío Quebrado, La Guajira Department, Colombia

open access: yesNauplius, 2014
Zooplankton plays key roles in structuring interactions in aquatic communities but often remain undescribed in many water systems. This paper reports seventeen species of the Cladocera (Crustacea: Branchiopoda) from Laguna de Navío Quebrado, all of them ...
Juan Manuel Fuentes-Reinés
doaj  

Morphological review of the freshwater fairy shrimp Dendrocephalus brasiliensis Pesta, 1921 (Anostraca: Thamnocephalidae)

open access: yesNauplius
Information concerning the morphology of Dendrocephalus brasiliensis Pesta, 1921 is currently fragmented. This study reviewed the morphological structures described previously and new features (e.g., antenna-like structures and gonopod).
Samara de Paiva Barros-Alves   +4 more
doaj   +1 more source

Illustrated key to the Brazilian Dendrocephalus (Crustacea: Anostraca: Thamnocephalidae)

open access: yesNauplius
The Anostraca is a diversified crustacean group inhabiting essentially in temporary wetlands on all continents. The genus Dendrocephalus sensu stricto is endemic to tropical or subtropical Neotropical fresh water pools.
Túlio Paiva Chaves   +2 more
doaj  

Ecology and distribution of the Arctic Tadpole Shrimp Lepidurus arcticus (Branchiopoda, Notostraca) in the Fennoscandian Mountain Range and on the Svalbard Archipelago

open access: yesFauna Norvegica
Lepidurus arcticus is frequently found at sea level in the Svalbard archipelago, extending further south from 80°N into the tundra zone and at increasing altitudes in the Fennoscandian Mountain Range (Scandes) down to 59°N, spanning 2300 km.
Tore Qvenild   +3 more
doaj   +1 more source

Cladocera (Crustacea: Branchiopoda) of Vientiane province and municipality, Laos

open access: yesJournal of Limnology, 2013
We present the first faunistic report on the Laotian Cladocera from diverse habitats in Vientiane province, Central Laos. We counted a total of 70 species, belonging to 37 genera, which is realistically close to an estimated 77 species.
Alexey A. Kotov   +7 more
doaj   +1 more source

Endemism in the Cladocera (Crustacea: Branchiopoda) of Southern Africa

open access: yesJournal of Limnology, 2013
We review the current state of knowledge and patterns of distribution in the endemic Cladocera (Crustacea: Branchiopoda) of Southern Africa and describe two species of the Western Cape, of which one is new to science.
Kay Van Damme   +2 more
doaj   +1 more source

Biological screening of extracts from leaf and stem bark of Croton floribundus Spreng. (Euphorbiaceae)

open access: yesBrazilian Journal of Biology, 2018
This work describes the preliminary evaluation of cytotoxic, antimicrobial, molluscicidal, antioxidant and anticholinesterase activities from leaf (LECF) and stem bark alcoholic extracts (BECF) of the species Croton floribundus Spreng.
E. F. Barth   +9 more
doaj   +1 more source

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