Results 31 to 40 of about 124,237 (301)

A regional fish inventory of inland waters in Northern Italy reveals the presence of fully exotic fish communities

open access: yesThe European Zoological Journal, 2018
The aim of the study is to present a complete and updated fish inventory of inland waters of the Emilia-Romagna region, Northern Italy, and to highlight the presence of fully exotic fish communities. Overall, based on 208 sampling locations, the observed
M. Lanzoni   +4 more
doaj   +1 more source

Agrobiodiversity and Its Conservation in Nepal [PDF]

open access: yes, 2020
Nepal is a part of the world\u27s biodiversity hotspot and ranks the 49th in the world for biodiversity. Agrobiodiversity and its conservation status were studied through literature review, field survey, key informant survey and focus group discussion ...
Ghimire, K. H. (Krishna)   +8 more
core  

Exotic species invasions undermine regional functional diversity of freshwater fish [PDF]

open access: yesScientific Reports, 2019
AbstractExotic species invasions often result in native biodiversity loss, i.e. a lower taxonomic diversity, but current knowledge on invasions effects underlined a potential increase of functional diversity. We thus explored the connections between functional diversity and exotic species invasions, while accounting for their environmental drivers ...
Milardi M.   +3 more
openaire   +3 more sources

Exotic plus native: findings in an unscheduled fish duoculture

open access: yesLatin American Journal of Aquatic Research, 2021
The development of native fish aquaculture represents an important alternative to mitigate ecological displacement generated by exotic fish. The introduction of native fish in polyculture systems with high commercial value fishes has provided a useful strategy for sustainable aquaculture development.
David Julián Palma-Cancino   +6 more
openaire   +2 more sources

Ecological and biological traits of non-native freshwater fish species differentiate them from native species in China

open access: yesEcological Indicators, 2021
China’s freshwater ecosystems are gradually invaded by an increasing number of non-native fish species. However, to date, some controversy about the number of native and non-native freshwater fish species in wild habitats and very limited information on ...
Tao Xiang   +2 more
doaj   +1 more source

North-easternmost record of Halosaurus ovenii Actinopterygii: Notacanthiformes: Halosauridae) in the Mediterranean Sea, with notes on its biology [PDF]

open access: yes, 2009
A single adult female specimen of Halosaurus ovenii Johnson, 1864 was captured by trammel nets at a depth of about 200 m off the coast of Arbatax (Sardinia, Italy) in early April 2007.
Follesa, Maria Cristina   +3 more
core   +1 more source

Occurrence and distribution of exotic fishes in the river Tiber basin (Umbria-Italy) with special reference to new species recently introduced.

open access: yesFrontiers in Marine Science, 2015
The introduction of exotic species, with the combined action of habitat's alterations and water pollution, is a general problem of aquatic ecosystems which leads to the qualitative decline of fish communities.
Antonella Carosi, Lucia Ghetti
doaj   +1 more source

First record of exotic Amur catfish, Silurus asotus (Actinopterygii: Siluriformes: Siluridae), in the Tibet stretch of the Lancang River, China [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2018
A single specimen of exotic Amur catfish, Silurus asotus Linnaeus, 1758, was captured by gillnet in the Tibet stretch of the Lancang River for the first time.
B. Zhu T.   +3 more
doaj   +3 more sources

Interactions between benthic macroinvertebrates and fishes in a low order stream in Campos de Cima da Serra, RS, Brazil Interações entre macroinvertebrados bentônicos e peixes em um rio de baixa ordem nos Campos de Cima da Serra, RS, Brasil

open access: yesBrazilian Journal of Biology, 2008
Benthic macroinvertebrates constitute the link between organic matter input in streams and fishes. However, the possibility of influence of predators on the invertebrates is still a controversial issue.
LT. Winckler-Sosinski   +3 more
doaj   +1 more source

Exotic pets in Ireland: 1. Prevalence of ownership and access to veterinary services

open access: yesIrish Veterinary Journal, 2021
Background There has been increasing concern expressed about the welfare of exotic pets worldwide. For the purposes of this article, an exotic pet is considered to be a non-domesticated species, where there are knowledge gaps on good practice (minimum ...
Matt Goins, Alison J. Hanlon
doaj   +1 more source

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