Results 71 to 80 of about 164,402 (286)

Ex-ante impact evaluation: case studies from Malawi, Bangladesh and Ghana [PDF]

open access: yes, 2013
This document presents ex-ante impact evaluations of research for development projects related to aquaculture in Bangladesh, Malawi and Ghana. The Ghana chapter also includes an ex-ante evaluation of a fisheries project.

core  

Dental development in the tropical gar (Atractosteus tropicus) and the evolution of vertebrate dentitions

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Dentitions have diversified enormously during vertebrate evolution, involving reductions, modifications, or allocations to prey seizing and processing regions. A combination of ancient and novel features related to dental and oropharyngeal apparatuses is found in extant lineages of non‐teleost fishes, such as the gars.
Anna Pospisilova   +4 more
wiley   +1 more source

Development of a TaqMan qPCR assay for detection of Alexandrium spp and application to harmful algal bloom monitoring

open access: yesToxicon: X, 2019
The Genus Alexandrium is a widespread dinoflagellate marine phytoplankton that is the primary causative organism causing Paralytic Shellfish Poisoning (PSP) intoxications in European waters.
Robert G. Hatfield   +6 more
doaj   +1 more source

Aquaculture-Fisheries Interactions [PDF]

open access: yes
In this paper, I investigate aquaculture externalities on fisheries, affecting either habitat, wild fish stock genetics, or fishing efficiency under open-access and rent-maximising fisheries. This is done with a Verhulst-Schaefer model of fish population-
Mikkelsen, Eirik
core   +1 more source

Practical suggestions for the commercialisation of fishery production in Ondo State [PDF]

open access: yes, 1993
The paper examines the fisheries resources and activities in Ondo State, Nigeria. As a result of the geographical advantage via location along the Atlantic coast the potentials and constraints of coastal artisanal fisheries in Ondo State are assessed ...
Akegbejo-Samsons, Y.
core  

Enemy release: loss of parasites in invasive freshwater bivalves Sinanodonta woodiana and Corbicula fluminea

open access: yesEcography, EarlyView.
Invasive freshwater bivalves harm native species, ecosystems and biodiversity, and incur economic costs. The enemy release hypothesis posits that invasive species are released from enemies during the invasion process, giving them a competitive advantage in the new environment.
Binglin Deng   +8 more
wiley   +1 more source

PKM IMPLEMENTAION OF CATFISH CULTIVATION (BUDIKDAMBER) WITH PASSIVE CIRCULATION TECHNOLOGY AS AN EFFORT TO IMPROVE FOOD SECURITY IN ORPHANAGES, WARU, SIDOARJO

open access: yesJurnal Layanan Masyarakat (Journal of Public Services)
Catfish (Clarias sp.) is a leading fishery commodity in Indonesia, prized for its taste and disease resistance, making it an ideal choice for farming even in areas with limited water and land. The Insanul Kamil Al-Khaer Orphanage in Sidoarjo, as a social
Rozi Rozi   +9 more
doaj   +1 more source

The fisheries of Zanzibar: potential for new investments [PDF]

open access: yes, 2005
Zanzibar, one of the poorest areas of sub-Saharan Africa, has a good potential for foreign investment in offshore (EEZ) marine capture fisheries, in aquaculture and in fi sheries infrastructure.
Feidi, I.H.
core  

How much species' biodiversity could area targets protect globally?

open access: yesEcography, EarlyView.
Protection targets for addressing biodiversity loss include protecting at least 30% of the land and ocean in ecologically representative areas, but do not specify how many or what proportion of species should be protected from extinction. Here, a systematic analysis of 77 880 marine, freshwater and terrestrial species indicates that all species could ...
Qianshuo Zhao, Mark John Costello
wiley   +1 more source

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