Results 11 to 20 of about 1,524,025 (293)

DESIGN AND EVALUATION OF A PNEUMATIC FISH FEED DISTRIBUTOR FOR EGYPTIAN FISH FARMS [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2012
A pneumatic fish feed distributor was designed and locally fabricated for Egyptian fish farms to ensure all the fish have equal access to the feed and avoid the manual feeding problems.
M. E. El-Iraqi
doaj   +1 more source

Ontogenetic diet shifts of Oreochromis niloticus and Tilapia rendalli of the Barra Bonita reservoir (Tietê river, São Paulo State, Brazil) - doi: 10.4025/actascibiolsci.v34i3.9971

open access: yesActa Scientiarum: Biological Sciences, 2012
The Nile Tilapia, Oreochromis niloticus, and the Congo Tilapia, Tilapia rendalli, are important members of the African cichlids, and have been introduced to many Brazilian lakes and reservoirs.
Rosangela Lopes Zaganini   +2 more
doaj   +3 more sources

To Feed or Not to Feed? Coral Reef Fish Responses to Artificial Feeding and Stakeholder Perceptions in the Aitutaki Lagoon, Cook Islands

open access: yesFrontiers in Marine Science, 2020
Feeding wild animals is a regular habit in ecotourism worldwide with poorly known consequences for ecosystem functioning. This study investigates how effective bread feeding is at attracting coral reef fish in the South Pacific, which feeding groups of ...
Natalie Prinz   +6 more
doaj   +1 more source

Hydrodynamic analysis of bioinspired vortical cross-step filtration by computational modelling

open access: yesRoyal Society Open Science, 2023
Research on the suspension-feeding apparatus of fishes has led recently to the identification of novel filtration mechanisms involving vortices. Structures inside fish mouths form a series of ‘backward-facing steps' by protruding medially into the mouth ...
S. Van Wassenbergh, S. L. Sanderson
doaj   +1 more source

Laboratory investigation of daily food intake and gut evacuation in larvae of African catfish Clarias gariepinus under different feeding conditions [PDF]

open access: yes, 2010
Temporary accumulation of ascorbic acid 2-sulfate (AAS) was measured to estimate food intake and gut evacuation in larvae of African catfish. Fish larvae were fed decapsulated cysts of Artemia containing AAS.
Verreth, J.A.J.   +11 more
core   +1 more source

THE FEEDING HABITS OF FISHES [PDF]

open access: yesSchool Science and Mathematics, 1902
n ...
openaire   +2 more sources

The neuroendocrine regulation of food intake in fish: a review of current knowledge

open access: yesFrontiers in Neuroscience, 2016
Fish are the most diversified group of vertebrates and, although progress has been made in the past years, only relatively few fish species have been examined to date, with regards to the endocrine regulation of feeding in fish.
Helene Volkoff
doaj   +1 more source

Effect of feeding common carp (Cyprinus carpio (Linnaeus, 1758)) with water fern (Azolla filiculoides (Lam.)) on its fillet quality

open access: yesRibogospodarsʹka Nauka Ukraïni, 2021
Purpose. Qualitative study of fillets of common carp (Cyprinus carpio L.)fed with natural powder of water fern (Azollafiliculoides) and comparison with previous studies. Methodology.
K. Namiq   +5 more
doaj   +1 more source

Use of fish species from different trophic levels to control algae and water quality: An enclosure experiment in eutrophic area of Xiaojiang River.

open access: yesPLoS ONE, 2017
The effects of stocking both filter-feeding fish and piscivorous fish were compared to the effects of stocking only filter-feeding fish for suppressing algal blooms and improving water quality in the impoundment area of Xiaojiang River where catfish were
Lian Hu   +5 more
doaj   +1 more source

Food and feeding habits of the carp Labeo calbasu Ham. in north Indian waters [PDF]

open access: yesActa Ichthyologica et Piscatoria, 1989
Labeo calbasu (Ham.) was found to be a bottom dwelling illophagic fish. The food of the fish consisted of decayed organic matter, molluscs, diatoms, plant matter, green-algae, blue-green algae and zooplankton. The fish was selective in feeding. Juveniles
F. Khumar, M.S. Siddiqui
doaj   +3 more sources

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