Results 61 to 70 of about 970 (155)

Distribution pattern of crustacean ectoparasites of freshwater fish from Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária
The purpose of this study was to use the informations relating to parasite crustaceans species that was published over the course of one century (1913 to 2013), in order to search for infestation and distribution patterns among these ectoparasites in ...
Marcos Tavares-Dias   +4 more
doaj   +1 more source

Reproductive cycle of Branchiura sowerbyi (Oligochaeta: Naididae: Tubificinae) cultivated under laboratory conditions

open access: yesZoologia (Curitiba), 2011
The biology of Branchiura sowerbyi Beddard, 1892 has been the focus of many studies in temperate regions, where the species is exotic, according to literature data. Due to its high productivity and easy cultivation, B.
Haroldo Lobo, Roberto da Gama Alves
doaj   +1 more source

Desenvolvimento da criação de larvas de Chironomus sp. (Diptera) e Branchiura sowerbyi (Annelida) para alimentação de peixes de água doce [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Aquicultura, Florianópolis, 2011O presente trabalho tem por objetivo desenvolver métodos para a criação de larvas de Chironomus sp.
Rech, Karine Cristiane
core  

A diagnostic species compendium of the genus Chonopeltis Thiele, 1900 (Crustacea: Branchiura) with notes on its geographical distribution

open access: yesKoedoe: African Protected Area Conservation and Science, 1994
A tabulated and illustrated compendium of the diagnostic characters of the 13 species of Chonopeltis is presented. This enables any unknown species to be identified. A table and map, showing the geographical distribution of each species, is also given.
Annemarie Avenant-Oldewage   +1 more
doaj  

Concentration and Distribution of Oligochaeta Worms in the Waters of Kejapanan, Pasuruan, Indonesia Polluted by Mercury Waste using DNA Barcode

open access: yesJurnal Ilmiah Perikanan dan Kelautan
Graphical Abstract Higlight Research • Based on AAS test, results showed that the St2 sample has the highest concentration of mercury compared to other locations. St2 samples are samples taken right at the pollutant source.
Irawati Mei Widiastuti   +2 more
doaj   +1 more source

Benthic macroinvertebrates in the Paranapanema reservoir cascade (southeast Brazil) Macroinvertebrados bentônicos dos reservatórios em cascata do rio Paranapanema (sudeste, Brasil)

open access: yesBrazilian Journal of Biology, 2008
In this study, the composition, specific richness and abundance of benthic macroinvertebrates (
A. Jorcin, MG. Nogueira
doaj   +1 more source

Diversity of metazoan parasites in Pellona flavipinnis (Valenciennes, 1836) (Clupeiformes: Pristigasteridae) from a Brazilian Amazon floodplain lake

open access: yesActa Scientiarum: Biological Sciences
The structure of the parasitic infracommunity of Pellona flavipinnis, a carnivorous fish species of economic and ecological importance in the Amazon region, was characterized. Fifty-five P.
Luciana Carvalho   +4 more
doaj   +1 more source

Espécies do gênero Argulus (Crustacea - Branchiura - Argulidae) da coleção do Museu Nacional do Rio de Janeiro

open access: yes, 1980
Some general considerations are given concerning sistematics, nomenclature, zoogeographical distribution, the parasite-host relation ship of the brazilian argulids (Crustacea-Branchiura).
Trancoso, Nadir Schotz da Silveira
core  

Ultrastructural features of gametogenesis in Branchiura sowerbyi Beddard (Oligochaeta, Tubificidae)

open access: yes, 1987
An ultrastructural analysis of the gametogenetic phases in Branchiura sowerbyi, a tubificid oligochaete, has been accomplished. These phases mostly conform to the usual pattern for the family, however, some interesting peculiarities are pointed out.
MARTINUCCI, GIAMBRUNO   +2 more
core  

Fig. 2 in Marine Fish Parasite Argulus caecus (Crustacea: Branchiura: Argulidae) Accidentally Collected from a Fixed Net Caught Squid in Northern Japan

open access: yes, 2021
Fig. 2. Argulus caecus, ovigerous female, NSMT-Cr 29002. A, Habitus, dorsal view; B, habitus, ventral view; C, central part of body, ventral view. Abbreviations: as, accessory spine; fm, first maxilla; mt, mouth tube; o, ova; pms, postmaxillary spine; ps,
Nagasawa, Kazuya, Hirose, Masato
core   +1 more source

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