Results: 151

O mar que habita em mim: estratégias de comunicação sobre o trabalho da pesca artesanal de mulheres das águas

RECIIS (Online); 18 (2), 2024
As pescadoras artesanais do litoral de Pernambuco enfrentam os impactos das indústrias, do derramamento de petróleo e da pandemia de covid-19, conformando uma sindemia que agrava as vulnerabilidades socioe-conômicas, ambientais e sanitárias. Objetivou-se demonstrar que estratégias de comunicação e...

Flotas de pesca extranjeras en el Pacífico costarricense y su traslape con áreas protegidas oceánicas, el ordenamiento pesquero y el Domo Térmico

Rev. biol. trop; 71 (1), 2023
Introduction: Until today, the fishing effort by foreign fleets in the Costa Rican Pacific has not been analyzed. Objective: To determine the spatial distribution of the fishing effort of those fleets, variables that shape that distribution, and if they interact with management figures and highly fragile...

Inovação na agricultura familiar com a produção integrada de olerícolas e peixes

O presente estudo teve como objetivo avaliar e desenvolver uma nova tecnologia para agricultura familiar, que integre a olericultura com a criação de pintados em tanques elevados de geomembrana com recirculação de água. Para tanto, foram distribuídos aleatoriamente 240 peixes com peso médio de 10,...

The Serra Spanish mackerel fishery (Scomberomorus brasiliensis - Teleostei) in Southern Brazil: the growing landings of a high trophic level resource

Braz. j. biol; 83 (), 2023
Abstract In fisheries, the phenomenon known as fishing down food webs is supposed to be a consequence of overfishing, which would be reflected in a reduction in the trophic level of landings. In such scenarios, the resilience of carnivorous, top predator species is particularly affected, making these res...

Chemical and microbiological properties of Lake Aygır in Turkey and usage of drinking, fisheries, and irrigation

Braz. j. biol; 83 (), 2023
Abstract Since water is one of the essentials for life, the presence and quality of water in the habitat is extremely important. Therefore, water quality change and management of Lake Aygır was investigated in this study. For this, water samples collected from the lake and the irrigation pool betwee...

Assessments of some trace metals in water samples of nursery pond of Grass Carp (Ctenopharyngodon idella, Valenciennes, 1844) in Bannu Fish Hatchery of Khyber Pakhtunkhwa, Pakistan

Braz. j. biol; 83 (), 2023
Abstract The present investigation was aimed to examine the concentrations of trace metals including e.g copper (Cu), manganese (Mn), nickel (Ni), and zinc (Zn) in water samples collected from nursery pond of grass carp (Ctenopharyngodon idella) in Bannu Hatchery of Khyber Pakhtunkhwa during the period f...

Inclusão da ractopamina na nutrição de peixes: revisão de literatura

A demanda da população mundial por produtos aquáticos esta se incrementando, enquanto que a produção da pesca extrativa reduzindo, alcançando em muitos casos, seu máximo potencial produtivo. Como consequência, não será possível em curto prazo, sustentar o fornecimento de produtos aquáticos, d...

Design and optimization of an experimental maintenance system for yellow clam broodstock Amarilladesma mactroides (Reeve, 1854)

Braz. j. biol; 82 (), 2022
The yellow clam is a sand-burrowing bivalve that inhabits the dissipative beaches from southern Brazil to the north coast of Argentina. In the last decades, populations of this species have been impacted by mass mortality events, overfishing and other anthropogenic activities. The production of juveniles...

Bycatch of Asteroidea from shrimp trawl fishery in the southwestern Atlantic Ocean – Brazil

Pap. avulsos zool; 62 (), 2022
Shrimp trawling is considered a significant negative impact on the marine ecosystem, especially on the benthic community. Sea stars (Echinodermata: Asteroidea) are one of the most affected groups by unintentional catches. This study was performed at the Santana Archipelago, a Marine Protected Area in the...