Results 31 to 40 of about 689,143 (298)

Relationships of temperature and biodiversity with stability of natural aquatic food webs

open access: yesNature Communications, 2023
Temperature and biodiversity changes occur in concert, but their joint effects on ecological stability of natural food webs are unknown. Here, we assess these relationships in 19 planktonic food webs.
Qinghua Zhao   +13 more
semanticscholar   +1 more source

Unintended consequences of using alien fish for human benefit in protected areas

open access: yesKoedoe: African Protected Area Conservation and Science, 2015
There is increasing pressure on conservation agencies to allow access to natural resources within protected areas for human benefit. Alien fishes are often seen as a convenient resource because their harvest does not conflict with conservation goals ...
Olaf L.F. Weyl   +3 more
doaj   +1 more source

Impacts of non-native fishes under a seasonal temperature gradient are forecasted using functional responses and abundances [PDF]

open access: yesNeoBiota, 2019
Developing predictive methods to forecast the impacts of existing and emerging invasive species is of critical importance to biodiversity conservation. However, invader impacts are context-dependent, making reliable and robust predictions challenging. In
Lubabalo Mofu   +6 more
doaj   +3 more sources

Variation of blubber thickness of the Yangtze finless porpoise (Neophocaena asiaeorientalis asiaeorientalis) in human care: Adaptation to environmental temperature

open access: yesWater Biology and Security, 2023
Blubber thickness (BT) has a seasonal pattern in most small cetaceans in temperate and polar regions, which may be a crucial adaptive mechanism in response to environmental temperature changes.
Bin Tang   +6 more
doaj   +1 more source

Microbial Community Colonization Process Unveiled through eDNA-PFU Technology in Mesocosm Ecosystems

open access: yesMicroorganisms, 2023
Microbial communities are essential components of aquatic ecosystems and are widely employed for the detection, protection, and restoration of water ecosystems.
Siyu Gu   +6 more
doaj   +1 more source

RNA Interference by Cyanobacterial Feeding Demonstrates the SCSG1 Gene Is Essential for Ciliogenesis during Oral Apparatus Regeneration in Stentor

open access: yesMicroorganisms, 2021
In the giant ciliate Stentor coeruleus, oral apparatus (OA) regeneration is an experimentally tractable regeneration paradigm that occurs via a series of morphological steps.
Wei Wei   +6 more
doaj   +1 more source

A review of the Pseudobarbus afer (Peters, 1864) species complex (Teleostei, Cyprinidae) in the eastern Cape Fold Ecoregion of South Africa

open access: yesZooKeys, 2017
The Eastern Cape redfin, Pseudobarbus afer, has long been considered to be a single widespread and variable species occurring in multiple isolated river systems in the Cape Fold Ecoregion (CFE) at the southern tip of Africa.
Albert Chakona, Paul H. Skelton
doaj   +3 more sources

A Decade of South Africa’s Acoustic Tracking Array Platform: An Example of a Successful Ocean Stewardship Programme

open access: yesFrontiers in Marine Science, 2022
The Blue Economy is a global initiative aimed at using marine resources to create economic viability and environmental sustainability. While successes have been reported, for example, in Europe and China, examples of African successes are notably missing.
Taryn S. Murray   +7 more
doaj   +1 more source

DNA Barcode Gap Analysis for Multiple Marker Genes for Phytoplankton Species Biodiversity in Mediterranean Aquatic Ecosystems

open access: yesBiology, 2022
Simple Summary Environmental DNA metabarcoding (eDNA) has strong potential in the assessment of biodiversity in aquatic ecosystems. The incompleteness of DNA barcode reference libraries represents a current limit to unveiling the whole biodiversity of an
Eftychia Tzafesta   +5 more
semanticscholar   +1 more source

ELL targets c-Myc for proteasomal degradation and suppresses tumour growth

open access: yesNature Communications, 2016
Increasing evidence supports that ELL (eleven–nineteen lysine-rich leukaemia) is a key regulator of transcriptional elongation, but the physiological function of Ell in mammals remains elusive.
Yu Chen   +11 more
doaj   +1 more source

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