Results 21 to 30 of about 21,562 (184)

Substituting fish meal with grasshopper meal in the diet of Clarias gariepinus fingerlings [PDF]

open access: yes, 2005
The effect of inclusion of grasshopper meal on the growth, feed conversion ratio and survival of Clarias gariepinus fingerlings of mean weight 9.71g was investigated. The results show that the best growth and food utilization indexes were recorded in the
Nnaji, C.J., Okoye, F.C.
core  

Deep Dark Futures: Foresighting Human Impacts on Mesopelagic Ecosystem Services

open access: yesFish and Fisheries, EarlyView.
This study uses foresighting to explore four plausible future scenarios of human activity affecting mesopelagic ecosystem services; provisioning, regulating, supporting and cultural. Using participatory scenario development, qualitative network modelling and indicator design, we assess systemic risks and early warning signals linked to harvest, climate
Ben Scoulding   +18 more
wiley   +1 more source

The effect of fishmeal or peameal on milk fatty acid composition in organic farming [PDF]

open access: yes, 2006
Feed fatty acid (FA) composition influences the FA composition of cow milk. In a continuous production experiment with 32 Norwegian red dairy cows fishmeal (FM) was compared to peameal (PM) as protein supplement to home-grown cereals and grass silage in ...
Adler, Steffen A., Randby, Åshild T.
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Management Implications of Mesopelagic Forage Fisheries for Bigeye Tuna Stocks

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Many large marine predators forage on mesopelagic fish stocks, including commercially valuable tunas. The mesopelagic is under increasing interest for commercial exploitation, given its large biomass with potential to supply fishmeal for aquaculture feed or fish oil.
Ciara Willis   +3 more
wiley   +1 more source

From Grain to Feed [PDF]

open access: yes, 2010
Horse beans are used as an example of grain, which have potentials to substitute fish meal in fish feed. After several grinding and fractionation steps it was possible to obtain a protein-rich horse bean fraction with a yield of 19 %.
Hansen, Jonas H., Petersen, Hanne T.
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Slow growth rates of common carp Cyprinus carpio in English catch‐and‐release fisheries are related to high stock densities

open access: yesJournal of Fish Biology, EarlyView.
Abstract Hatchery‐reared, domesticated strains of common carp Cyprinus carpio (‘carp’) are regularly used to enhance angler catch rates in many catch‐and‐release (C&R) lentic fisheries. These carp are usually selected for specific traits (e.g. stress resilience, high probability of angling capture) and are often stocked at relatively small sizes into ...
J. R. Britton, G. Valle
wiley   +1 more source

Growth response of Heterobranchus longifilis fingerlings fed with varying levels of dietary freshwater mussel (Aspatharia sinuata) [PDF]

open access: yes, 2005
A common bivalve: Freshwater mussel, Aspatharia sinuate was evaluated as a dietary protein supplement in the production diet for Heterobranchus longifilis fingerlings with mean body weight 8.34 plus or minus 10g reared in aquaria tanks.
Alatise, S.P.   +2 more
core  

The state of knowledge on four families of Syngnathoidei fishes (Teleostei: Syngnathiformes): Aulostomidae, Centriscidae, Fistulariidae and Solenostomidae

open access: yesJournal of Fish Biology, EarlyView.
Abstract Knowledge on the ecology and life‐history traits of coastal marine species is vital to inform their conservation and management, especially as their coastal habitats come under increasing threats. However, such data have never been collated for four of the five families in the suborder Syngnathoidei—the close relatives of the better‐studied ...
Syd J. Ascione   +3 more
wiley   +1 more source

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

open access: yesJournal 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   +16 more
wiley   +1 more source

トウモロコシ由来の新しい飼料原料のニジマスにおける栄養価評価に関する研究 [PDF]

open access: yes, 2015
東京海洋大学博士学位論文 平成25年度(2013) 応用生命科学 課程博士 甲第301号指導教員: 佐藤秀一全文公表年月日: 2016-03 ...
Prachom Noratat
core   +1 more source

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