Results 51 to 60 of about 857 (199)

Fish lice (Argulidae: Argulus spp.) infestations detected on freshwater fish in Türkiye: Argulus foliaceus (Linnaeus, 1758) and Argulus japonicus Thiele, 1900

open access: yesFisheries & Aquatic Life
Argulus (Crustacea: Branchiura) species, also known as fish lice, are among the most important aquatic ectoparasites infesting fish in Türkiye and worldwide because of their low host specificity and widespread distribution. Approximately 130 species have
Eren Gökhan   +4 more
doaj   +1 more source

Eficácia do diflubenzuron no controle de Dolops carvalhoi (Crustacea: Branchiura) em jovens pacus Piaractus mesopotamicus (Osteichthyes: Characidae) naturalmente infectados - DOI: 10.4025/actascianimsci.v27i2.1235

open access: yesActa Scientiarum: Animal Sciences, 2008
Neste ensaio, avaliou-se a eficácia terapêutica do diflubenzuron contra o crustáceo Dolops carvalhoi (Crustacea: Branchiura) em pacus Piaractus mesopotamicus Holmberg 1887 (Osteichthyes: Characidae) naturalmente infestados.
Sergio Henrique Canello Shalch   +4 more
doaj   +1 more source

Responses of Oligochaeta and Chironomidae to restoration of connectivity in a river–floodplain stretch of the Upper Danube River

open access: yesRestoration Ecology, Volume 34, Issue 1, January 2026.
Abstract Introduction In the Upper Danube River, a key goal of river–floodplain restoration is to enhance hydrological connectivity and reduce aquatic habitat isolation and terrestrialization. To evaluate restoration effectiveness, it is crucial to understand the functional responses of freshwater biodiversity and the role of connectivity and ...
Sonia Recinos Brizuela   +4 more
wiley   +1 more source

Histomorphology of the digestive tract ofChonopeltis australis(Crustacea: Branchiura) [PDF]

open access: yesSouth African Journal of Zoology, 1994
The morphology and histology of the digestive tract of the branchiuran crustacean, Chonopeltis australis Box shall, 1976 are described from serial sections. The foregut is differentiated into a preoral cavity, containing the mandibles and tongue, an ascending oesophagus, with an H-shaped lumen invested with longitudinal, circular and dilator muscles, a
Avenant-Oldewage, A   +2 more
openaire   +2 more sources

Tossicità dei fluoruri disciolti in acqua e loro effetti sulla gametogenesi di Branchiura sowerbyi, Beddard (OLIGOCHAETA,TUBIFICIDAE) [PDF]

open access: yes, 2022
Lo scopo di questa ricerca è di valutare gli effetti tossici dei fluoruri sull’Oligochete Branchiura sowerbyi, analizzandone il tasso di mortalità e il bioaccumulo, inteso come la concentrazione dell’inquinante presente nei tessuti dell’animale.
Covre, Valeria
core  

FIGURE 3 in A new species of the fish louse genus Dipteropeltis Calman, 1912 (Crustacea: Branchiura) from Peru

open access: yes, 2023
FIGURE 3. Dipteropeltis longicaudatus sp. nov. adult specimens. (A) Specimen I.4 attached to host Triportheus albus, dorsal view. (B) Specimen I.2 (holotype MUSM 5128) preserved in 70% isopropyl alcohol, ventral view (missing right maxillule).
Morey, Germán Augusto Murrieta   +4 more
core   +1 more source

A checklist of the protozoan and metazoan parasites of ruff (Gymnocephalus cernuus) [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2010
The present paper summarizes data on parasites of ruff from all its area, based on published reviewed journals, scientific reports, conference contributions, PhD theses.
Alexander E. Zhokhov
doaj  

Parasite fauna of ide, Leuciscus idus (L.) in Lake Dąbie, Poland [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2004
Background. The previous survey on parasites of ide in Poland was carried out in 1987 and there has been no data available on the parasites of this fish from areas in Poland west of the Vistula River.
E. Sobecka, E. Jurkiewicz, W. Piasecki
doaj   +3 more sources

A dataset of individual wet weights of benthic macroinvertebrates

open access: yesLimnology and Oceanography Letters, Volume 9, Issue 6, Page 696-715, December 2024.
Abstract Biomass estimates are crucial for modeling and understanding energy flow through ecosystems. Many modeling frameworks rely on published body weights of organisms to convert density estimates to biomass. However, published body weight data are limited to few taxa in a limited number of systems. Here we present mean individual weights for common
Allison R. Hrycik   +6 more
wiley   +1 more source

Présentation de "Branchiura Sowerbyi", "Craspedacusta Sowerbyi" et "Urnatella gracilis" [PDF]

open access: yes, 1941
L'institut Ed. van Beneden a entrepris l'année passée, l'étude hydrobiologique de la Meuse. Cette enquête permit la découverte dans notre fleuve, de trois formes animales curieuses.
Damas, Hubert
core  

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