Results 21 to 30 of about 266 (141)

Riverside underwater noise pollution threaten porpoises and fish along the middle and lower reaches of the Yangtze River, China

open access: yesEcotoxicology and Environmental Safety, 2021
The Yangtze River exhibits a high biodiversity and plays an important role in global biodiversity conservation. As the world's busiest inland river in regard to shipping, little attention has been paid to underwater noise pollution.
Zhi-Tao Wang   +13 more
doaj   +1 more source

A real-time passive acoustic monitoring system to detect Yangtze finless porpoise clicks in Ganjiang River, China

open access: yesFrontiers in Marine Science, 2022
Phocoenidae live in fresh, coastal waters where they often share a significant portion of their habitat with humans. As a result, local activities (e.g., coastal fisheries and shipments) cause underwater noise pollution and threaten their ecosystem.
Weilun Li   +16 more
doaj   +1 more source

Sound Reception in the Yangtze Finless Porpoise and Its Extension to a Biomimetic Receptor

open access: yesBiomimetics, 2023
Sound reception was investigated in the Yangtze finless porpoise (Neophocaena phocaenoides asiaeorientalis) at its most sensitive frequency. The computed tomography scanning, sound speed, and density results were used to develop a three-dimensional numerical model of the porpoise sound-reception system.
Zhongchang Song   +8 more
openaire   +3 more sources

Evolutionary differentiation and adaptive divergence support the Yangtze finless porpoise as an independent species, a flagship of conservation value: A review [PDF]

open access: yesNature Conservation
Accurate species delineation is critical for implementing evidence-based conservation frameworks for endangered species, enabling precise prioritisation of ecological interventions and allocation of conservation resources.
Yi Lu, Kaiya Zhou, Guang Yang
doaj   +3 more sources

Spatiotemporal relationships of threatened cetaceans and anthropogenic threats in the lower Yangtze system

open access: yesFrontiers in Conservation Science, 2022
The impacts of fisheries interactions on cetaceans can be challenging to determine, often requiring multiple complementary investigative approaches. The Yangtze finless porpoise (Neophocaena asiaeorientalis asiaeorientalis), one of the few Critically ...
Lisa M. W. Mogensen   +7 more
doaj   +1 more source

Impacts of Sand Mining Activities on the Wetland Ecosystem of Poyang Lake (China)

open access: yesLand, 2022
Increasing anthropogenic activities are threatening freshwater ecosystems worldwide. Sand mining in Poyang Lake has significantly impacted the wetland ecosystem over the past 20 years, yet a quantitative analysis of these impacts remains insufficient ...
Mingming Deng   +4 more
doaj   +1 more source

Viral Diversity and Epidemiology in Critically Endangered Yangtze Finless Porpoises (Neophocaena asiaeorientalis asiaeorientalis)

open access: yesMicrobiology Spectrum, 2023
The Yangtze finless porpoise (YFP) (Neophocaena asiaeorientalis asiaeorientalis) is a critically endangered freshwater cetacean, with about 1,249 individuals thought to be left in the wild.
Xin Zhao   +9 more
doaj   +1 more source

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

Hearing pathways in the Yangtze finless porpoise,Neophocaena asiaeorientalis asiaeorientalis [PDF]

open access: yesJournal of Experimental Biology, 2013
SummaryHow an animal receives sound may influence its use of sound. While "jaw hearing" is well supported for odontocetes, examining how sound is received across the head work has been limited to a few representative species. The substantial variation in jaw and head morphology among odontocetes suggests variation in sound reception.
Mooney, A.   +4 more
openaire   +4 more sources

Precautionary Principle or Evidence-Based Conservation? Assessing the Information Content of Threat Data for the Yangtze Finless Porpoise

open access: yesFrontiers in Marine Science, 2022
Conservation management requires evidence, but robust data on key parameters such as threats are often unavailable. Conservation-relevant insights might be available within datasets collected for other reasons, making it important to determine the ...
Lisa M. W. Mogensen   +6 more
doaj   +1 more source

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