Results 1 to 10 of about 7,654 (172)

Environmental Variables and Ecological Distribution of Ichthyofauna Assemblages in the Calabar River, Nigeria: Present and Future Prospects

Croatian Journal of Fisheries, 2016
Studies on environmental variables and ecological distribution of ichthyofauna assemblages were conducted in the Calabar River. Surface water and ichthyofauna were sampled in order to provide baseline or reference data on the Calabar River at present as ...
Andem Andem Bassey, Ben Ekanem Sunday, Oku Esien Ene   +2 more
doaj   +1 more source

THE ACTION OF OIL, GAS CONDENSATE, DRILLING CUTTINGS AND DRILLING MUD ON THE BIOTA OF THE CASPIAN SEA

Юг России: экология, развитие, 2014
Conducted experimental studies on the effect of crude oil, gas condensate, drilling muds and cuttings on the zooplankton, on the plant pigments of phytoplankton, on the saprophytic microflora, as well as on representatives of ichthyofauna of the Caspian ...
A. S. Abdusamadov, A. P. Panarin, G. S. Gorbunova, L. D. Kovalenko, B. R. Guseinova, N. V. Panarina, A. M. Dokhtukaeva, L. A. Dudurkhanova   +7 more
doaj   +1 more source

Description of ichthyofauna composition in the Japan Sea

Известия ТИНРО, 2014
Species composition of fish is decribed for the Japan Sea on the data of Pacific Fish.Res.Center (TINRO), Russia (about 10,000 bottom and pelagic research trawlings at the depth 5-750 m obtained in 1980-2005), National Fish.Res.Dev.Inst.
Denis V. Izmyatinsky
doaj   +1 more source

Fishes of the Taquari-Antas river basin (Patos Lagoon basin), southern Brazil Peixes da bacia do rio Taquari-Antas (sistema da Laguna dos Patos), sul do Brasil

Brazilian Journal of Biology, 2013
The aquatic habitats of the Taquari-Antas river basin (in the Patos Lagoon basin, southern Brazil) are under marked environmental transformation because of river damming for hydropower production.
FG. Becker, Fries LCC. De, J. Ferrer, VA. Bertaco, KDG. Luz-Agostinho, JFP Silva, AR. Cardoso, ZMS. Lucena, CAS. Lucena   +8 more
doaj  

Ichthyological aspects of implementing biological amelioration of the cooling pond of the Khmelnytskyi NPP

Ribogospodarsʹka Nauka Ukraïni
Purpose: The purpose of the work is to determine and analyze the main parameters, which characterize the impact of fisheries activities on the conditions for biological amelioration of the cooling pond of the Khmelnytskyi NPP.
I. Buzevych, O. Buzevych, I. Burjak, G. Drogan   +3 more
doaj   +1 more source

The fish fauna of Anambra river basin, Nigeria: species abundance and morphometry

Revista de Biología Tropical, 2009
The fish yields of most Nigeria inland waters are generally on the decline for causes that may range from inadequate management of the fisheries to degradation of the water bodies.
Gregory Ejikeme Odo, Nwani Christopher Didigwu, Joseph Effiong Eyo   +2 more
doaj  

National fisheries restricted areas: an alternative tool for the sustainable management of Black Sea vulnerable and economically important fish populations

Frontiers in Marine Science
Fisheries Restricted Areas (FRAs), as area-based fisheries management tools, can be effective in providing protection for fisheries and biodiversity, in addition to traditional Marine Protected Areas (MPAs), and are already in effect in waters above 1 ...
Victor Niță, Magda Nenciu, Tatiana Begun, Adrian Teacă, Mădălina Galațchi, Cristian Danilov   +5 more
doaj   +1 more source

A multimetric index based on fish fauna for the evaluation of the biotic integrity of streams at a mesohabitat scale Índice multimétrico com base na fauna de peixes para avaliação da integridade biótica de riachos em escala de meso-hábitat

Acta Limnologica Brasiliensia, 2012
AIM: In this study, we evaluated the ability of the Index of Biotic Integrity (IBI), based on fish fauna, to discriminate between reference streams and degraded streams at a mesohabitat scale. METHODS: We sampled the ichthyofauna of 96 mesohabitats (runs,
Lilian Casatti, Fabrício Barreto Teresa
doaj  

Fish distribution across altitudinal gradients in the Upper Paraguay River Basin: Implications for conservation in the Pantanal region

Conservation Science and Practice
Lack of sufficient knowledge of biological diversity is the first barrier to promoting scientifically‐based conservation policies in Neotropical regions, where high diversity and limited sampling remains a challenge.
Adriana Maria Espinoza Fernando, Francisco Severo‐Neto, Fabiane Silva Ferreira, Lúcia Mateus, Karina K. Tondato‐Carvalho, Elaine Antoniassi Luiz Kashiwaqui, Heriberto Gimenes Junior, Wladimir M. Domingues, Carla Simone Pavanelli, Henrique Ledo Lopes Pinho, Jerry Penha, Yzel Rondon Súarez   +11 more
doaj   +1 more source

Assessing fish diversity in the Amazon: The impact of primers and reference libraries in eDNA surveys. [PDF]

PLoS One
Hashimoto S, Carvalho SV, Miranda SSC, Machado VN, Carvalho LN, de Deus CP, Farias IP, Hrbek T.   +7 more
europepmc   +1 more source