Results 21 to 30 of about 792 (178)

Parasites of native Cichlidae populations and invasive Oreochromis niloticus (Linnaeus, 1758) in tributary of Amazonas River (Brazil). [PDF]

open access: yes, 2019
This study provides the first investigation on acquisition of parasites in invasive O. niloticus by parasite species of native Cichlidae from the Igarapé Fortaleza basin, Northern Brazil. There were examined 576 specimens of 16 species of native cichlids
BITTENCOURT, L. S.   +4 more
core   +1 more source

The parasitofauna of the Siberian sterlet Acipenser ruthenus marsiglii of the Lower Irtysh

open access: yesRegulatory Mechanisms in Biosystems, 2018
In the Ob-Irtysh basin, studies on the parasitofauna of the Siberian sterlet are very limited and confined to the middle of the twentieth century.
E. L. Liberman, E. L. Voropaeva
doaj   +1 more source

Revisions to the Classification, Nomenclature, and Diversity of Eukaryotes

open access: yesJournal of Eukaryotic Microbiology, Volume 66, Issue 1, Page 4-119, January/February 2019., 2019
Abstract This revision of the classification of eukaryotes follows that of Adl et al., 2012 [J. Euk. Microbiol. 59(5)] and retains an emphasis on protists. Changes since have improved the resolution of many nodes in phylogenetic analyses. For some clades even families are being clearly resolved.
Sina M. Adl   +46 more
wiley   +1 more source

Prevalência, distribuição geográfica e sazonal de protozoários e mixozoários parasitos de jaú (Zungaro jahu) no Pantanal Matogrossense

open access: yesPesquisa Veterinária Brasileira, 2012
Estudo realizado no Pantanal Matogrossense, avaliou a prevalência, a distribuição geográfica e sazonal de protozoários e mixozoários parasitos de jaú (Zungaro jahu).
Edson A. Adriano   +3 more
doaj   +1 more source

Influence Of The Density Of Caulerpa Prolifera (Chlorophyta) On The Composition Of The Macrofauna In A Meadow In Algeciras Bay (Southern Spain) [PDF]

open access: yes, 2001
The coverage and biomass fluctuations of Caulerpa prolifera (Chlorophyta) were used to assess the influence of the alga on the composition of its associated animal community, on a small spatial scale.Bymeans of ordination analysis, based on species ...
Estacio Gil, Francisco José   +3 more
core   +1 more source

Isopoda (Crustacea) from the Levantine Sea with comments on the biogeography of Mediterranean isopods [PDF]

open access: yes, 2021
This study focuses on the isopod fauna of the eastern Mediterranean, mainly from the waters of Lebanon. Ninety-five samples containing isopods were obtained by scuba diving (depths 0 to 44 m) at 32 stations along the coast of Northern Cyprus, Syria, and ...
Bitar, Ghazi   +2 more
core   +1 more source

Host‐Parasite Interactions in Some Fish Species

open access: yesJournal of Parasitology Research, Volume 2012, Issue 1, 2012., 2012
Host‐parasite interactions are complex, compounded by factors that are capable of shifting the balance in either direction. The host′s age, behaviour, immunological status, and environmental change can affect the association that is beneficial to the host whereas evasion of the host’s immune response favours the parasite.
R. A. Khan, Renato A. Mortara
wiley   +1 more source

Phylogeny of the kinetoplastida: taxonomic problems and insights into the evolution of parasitism

open access: yesMemorias do Instituto Oswaldo Cruz, 2001
To further investigate phylogeny of kinetoplastid protozoa, the sequences of small subunit (18S) ribosomal RNA of nine bodonid isolates and ten isolates of insect trypanosomatids have been determined.
Dmitri A Maslov   +2 more
doaj   +1 more source

Inventarisation of Parasite in ”Dumbo” Catfish Clarias sp. from Bogor Region

open access: yesJurnal Akuakultur Indonesia, 2007
Outbreak of parasites can reduce aquaculture productivity or even cause mass mortality of fish. Few quantities of parasite infection may still be tolerated by the host, however high intensity of infection can impair to fish metabolism or even damage of ...
Y. Hadiroseyani   +2 more
doaj   +1 more source

Syllophopsis cryptobia

open access: yes, 2017
Syllophopsis cryptobia (Santschi, 1921) (Figure 19 (a–c)) Monomorium cryptobium Santschi, 1921: 119, fig. 2 (w.) Democratic Republic of Congo. Afrotropic. Heterick, 2006: 162 (q.). Combination in Monomorium: Bolton, 1987: 421; in Syllophopsis: Ward, Brady, Fisher & Schultz, 2015: 13. Diagnosis Worker.
Sharaf, Mostafa R.   +3 more
openaire   +1 more source

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