Results 121 to 130 of about 1,764 (204)

Reproductive variability of the Amazon River prawn, Macrobrachium amazonicum (Caridea, Palaemonidae): influence of life cycle on egg production

open access: yesLatin American Journal of Aquatic Research, 2013
Diverse reproductive strategies may be adopted by different species of Macrobrachium prawns, and even among different populations of the same species.
Andrea L Meireles   +2 more
doaj  

Conservation threats and future prospects for the freshwater fishes of Ecuador: A hotspot of Neotropical fish diversity. [PDF]

open access: yesJ Fish Biol, 2021
Aguirre WE   +15 more
europepmc   +1 more source

Environment and human rights [PDF]

open access: yes
Globalization has a credible future only if the borderless economy does notoverstretch the resilience of the biosphere and frustrate demands for greater justicein the world. But what means environmental justice in a transnational context.
Sachs, Wolfgang
core  

Reproductive biology of Macrobrachium amazonicum (Heller, 1862) (Crustacea: Decapoda, Palaemonidae) from the mouth and lower Amazon River regions, Brazil. [PDF]

open access: yes
Reproductive biology studies are crucial for understanding ecological and behavioral processes and establishing pillars for the sustainable exploitation of species of economic interest. Our study encompasses the general aspects of Macrobachium amazonicum
COUCEIRO, S. R. M.   +2 more
core   +1 more source

The role of shocks and risks for the livelihoods of small scale fishing communities of Hadejia-Nguru Wetlands in Nigeria [PDF]

open access: yes
This paper assesses the impact of risks and shocks on household welfare in the Hadejia-Nguru Wetlands in Nigeria. We use estimated income loss in consumption equations to assess the impact.
Chiwaula, Levison, Waibel, Hermann
core  

Communicating climate change and biodiversity loss with local populations: exploring communicative utopias in eight transdisciplinary case studies. [PDF]

open access: yesUCL Open Environ, 2023
Ansari D   +26 more
europepmc   +1 more source

Sistemas de criação para o acará-bandeira (Pterophyllum scalare) = Culture systems for freshwater angelfish (Pterophyllum scalare)

open access: yesActa Scientiarum: Animal Sciences, 2008
Este trabalho objetivou comparar o desempenho produtivo de acarás-bandeira criados em aquários e em hapas em viveiros escavados dentro de estufa plástica em monocultivo e policultivo com camarão-da-amazônia, em duas densidades de estocagem (1,6 e 3,2 ...
Felipe de Azevedo Silva Ribeiro   +2 more
doaj  

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