Results 111 to 120 of about 31,652 (258)

Reproductive behaviour of the ocean triggerfish Canthidermis sufflamen (Tetraodontiformes: Balistidae) in the shallow waters of the marine‐protected area of El Hierro Island (Canary Islands)

Journal of Fish Biology, EarlyView.
Abstract The abundance of Canthidermis sufflamen has increased worldwide, including around the Canary Islands, due to global ocean warming. The reproductive behaviour of this species was studied within a marine‐protected area (MPA) and its adjacent areas off the island of El Hierro (Canary Islands).
Alberto Rodríguez‐Díaz, Raül Triay‐Portella, José A. González, José G. Pajuelo   +3 more
wiley   +1 more source

The emergence of pathogens on fish in an impacted estuary and the role of non‐native piranhas in a potential bacterial infectious outbreak

Journal of Fish Biology, EarlyView.
Abstract As many tropical aquatic ecosystems worldwide, the Doce River estuary (DRE, southeastern Brazil) has increasingly faced multiple anthropogenic threats, including deforestation, mining, species introduction and water management. The 2015 collapse of the Fundão iron ore tailings dam severely changed water properties and increased heavy metal ...
Ryan Andrades, Helder C. Guabiroba, Kathiani V. Bastos, Vítor L. A. Rodrigues, Marcelo R. D. Santos, Clarisse M. Arpini, Mayra Cunha Flecher, Helen A. Pichler, Ciro C. Vilar, Maurício Hostim‐Silva, Jean‐Christophe Joyeux   +10 more
wiley   +1 more source

Deposition flow of Mercury and Selenium in Hair of riverine in habitants of the Amazon, Brazil

ITEGAM-JETIA, 2018
This paper provides an estimation of Hg, CH 3 Hg + and Se levels in hair samples of riverine inhabitants belonging to Itaituba municipality - Barreiras community (area impacted by gold mining underground) and Juruti municipality - Tabatinga community ...
Kleber R. F. Faial, Simonny C. S. Deus
doaj   +1 more source

Relationship between Total Length and Digestive Tract of Different Carnivorous Fishes

Progressive Agriculture, 2013
The study was conducted to find out the relationship between total length and alimentary canal of different carnivorous fishes. The morphometry associated with the feeding and digestion of one hundred eighty fishes of 9 species was studied. It was observed that well-defined sharp teeth were present on both jawsof the fishes examined.
T Zaman, MMM Alam, MM Rahman
openaire   +2 more sources

Male‐territory‐visiting polygamy in the sand‐dwelling goby Fusigobius inframaculatus (Gobiidae) inhabiting reef caves

Journal of Fish Biology, EarlyView.
Abstract We conducted an observational field survey of the innerspotted sandgoby Fusigobius inframaculatus on reefs of Kuchierabu‐jima Island, southern Japan, to investigate its mating system. Individuals of the goby maintained home ranges on sandy bottoms within rocky caves or beneath overhangs that served as shelters. Of 34 identified individuals, 32%
Ryoga Seiwa, Yoichi Sakai
wiley   +1 more source

Spatiotemporal dynamics of microcystin contamination in fish across the Lake Chaohu basin under the Yangtze River ten-year fishing ban: Ecological and human health implications

Ecotoxicology and Environmental Safety
Microcystins (MCs), produced by harmful cyanobacterial blooms, pose a threat to aquatic ecosystems and public health in the Yangtze River basin, including Lake Chaohu, which implemented a ten-year fishing ban in 2021 for ecological restoration.
Shengpan Han, Wulai Xia, Jun He, Qianhui Wu, Wenli Xu, Jia Yu, Jun Chen, Ping Xie   +7 more
doaj   +1 more source

Informal gold mining and mercury pollution in Brazil [PDF]

The Amazon region has been responsible for a major share of Brazilian gold production in recent years. The region has witnessed a sizable gold rush comparable only to the California gold rush last century.
Biller, Dan, DEC
core  

Fish welfare in a changing world: New developments and current challenges

Journal of Fish Biology, EarlyView.
Abstract The welfare of non‐human animals is central to ethical discussions on animal use, with increasing attention to fish welfare across research, aquaria, aquaculture, and fisheries. This paper reviews current theoretical approaches to animal welfare and recent advances in defining and assessing fish welfare since the seminal paper by Huntingford ...
Sonia Rey Planellas, João L. Saraiva, Eliane Gonçalves‐de‐Freitas, Pablo Arechavala‐Lopez, Bernice Bovenkerk, Michael Breen, Steven J. Cooke, Martin Føre, Lene Northwood, Lars Helge Stien, Sunil Kadri, Chris Noble, Jonatan Nilsson, Fernando Rodriguez, Cosme Salas, Peter Sandøe, Hans van de Vis   +16 more
wiley   +1 more source

outlook for fish to 2020 [PDF]

Fish trade ,Fisheries Economic aspects Developing countries ,Fisheries Environmental aspects ,
Ahmed, Mahfuzuddin, Delgado, Christopher L., Meijer, Siet, Rosegrant, Mark W., Wada, Nikolas   +4 more
core  

The food of coarse fish [PDF]

, 1940
Remarkably little has been published on the feeding habits of the non-salmonid fishes of British fresh waters. The following report briefly summarizes the results obtained from the examination of the stomach contents of some 2,700 fish, belonging to 19 ...
Hartley, P.H.T.
core