Results 61 to 70 of about 7,624 (184)

TIPO DE DESOVA E FECUNDIDADE DO LAMBARI PRATA Astyanax schubarti BRITSKI, 1964 (PISCES, CHARACIFORMES, CHARACIDAE), NA REPRESA DE IBITINGA, ESTADO DE SÃO PAULO, BRASIL

open access: yesBoletim do Instituto de Pesca, 2018
Neste trabalho foram determinados o tipo de desova e a fecundidade de Astyanax schubarti durante o perí­­odo de junho de 1989 a maio de 1990 na Represa de Ibitinga, Estado de São Paulo (21° 46'S í  48° 59'W).
Arlete Mota RODRIGUES   +4 more
doaj  

MARICULTURE IMPACTS ON THE BENTHONIC ICTHYOFAUNA OF ITAGUÁ BAY, UBATUBA, SOUTHEAST BRAZIL

open access: yesBoletim do Instituto de Pesca, 2019
Due to the decline of fishing stocks, aquaculture has been expanding throughout the world. Taking into account the possibility of conflicts of aquacultural activities in areas of environmental protection, this study aims at assessing the effects of ...
Vanessa Villanova Kuhnen   +4 more
doaj   +1 more source

Synergizing scientific and local knowledge for ecosystem services assessments: A case study in northern Portugal

open access: yesPeople and Nature, Volume 8, Issue 3, Page 633-649, March 2026.
Abstract Integrating scientific and local ecological knowledge on ecosystem services (ES) is essential for effective and inclusive environmental management. Such an integration strengthens societal engagement, supports policy implementation and helps reduce sectoral conflicts across marine sectors.
Jacinto Cunha   +5 more
wiley   +1 more source

Between Strategy and Survival? How Agri‐Food SMEs Navigate Voluntary Sustainability Disclosure

open access: yesSustainable Development, Volume 34, Issue S2, Page 154-169, March 2026.
ABSTRACT In a context of increasing regulatory pressure and ambiguity around sustainability reporting, this study analyses small and medium enterprises' (SMEs) motivations and challenges in relation to the voluntary adoption of such practices. Using a sector‐based approach, semi‐structured interviews were conducted with 26 agri‐business leaders from ...
Pablo Gomez‐Carrasco   +3 more
wiley   +1 more source

Behavioural responses of a gamebird to human encounters across the hunting season

open access: yesWildlife Biology, Volume 2026, Issue 2, March 2026.
We examined the behavioural adaptation of rock ptarmigan Lagopus muta in response to human encounters across the hunting season. We conducted disturbance experiments in two different parts of the species' range, in subarctic (Iceland) and in alpine (Italy) habitats.
Farina Sooth   +2 more
wiley   +1 more source

OCORRí­Å NCIA DE ALEVINOS DE MUGILÍDEOS NA REGIÃO DE UBATUBA (23º32’S e 45º04’W) ESTADO DE SÃO PAULO, BRASIL

open access: yesBoletim do Instituto de Pesca, 2018
O trabalho tem por objetivo, identificar os alevinos de mugilí­­deos que ocorrem na Região de Ubatuba (SP) e verificar a época de maior ocorrência destes nesta região.
João Donato SCORVO FILHO   +5 more
doaj  

Monitoring small‐scale fisheries through participatory, app‐based surveys in the tropical archipelago of São Tomé and Príncipe

open access: yesConservation Science and Practice, Volume 8, Issue 3, March 2026.
Small Island Developing States have limited capacity to monitor Small Scale Fisheries, despite their high dependence on marine resources. Participatory monitoring of Small Scale Fisheries can fill data gaps while integrating resource users into fisheries management.
Guillermo Porriños   +17 more
wiley   +1 more source

ASPECTO DA ESTRUTURA POPULACIONAL E ÉPOCA DE REPRODUÇÃO DO TAMBIí­Å¡, Astyanax bimaculatus (CHARACIFORMES, CHARACIDAE) NA REPRESA DE BARIRI, RIO TIETí­Å , ESTADO DE SÃO PAULO, BRASIL.

open access: yesBoletim do Instituto de Pesca, 2018
Neste trabalho foram analisados 2.070 exemplares de Astyanax bimaculatus, capturados em pescarias experimentais, com a utilização de redes de emalhe, na represa de Bariri, durante o perí­­odo de janeiro de 1978 a dezembro de 1982, com o objetivo de ...
Arlete Mota RODRIGUES   +3 more
doaj  

Governance Arrangements That Fit Social‐Ecological Context Are Associated With Fishery Sustainability

open access: yesFish and Fisheries, Volume 27, Issue 2, Page 381-399, March 2026.
ABSTRACT In many parts of the world, natural resources are primarily managed by governance arrangements at the local level. Those arrangements range from collective, such as cooperatives and associations, to individualistic, such as patrons and owner‐operators.
Mateja Nenadović   +25 more
wiley   +1 more source

DINÂMICA DA NUTRIÇÃO DA VIUVINHA, Moenkhausia intermedia EIGENMANN, 1908 (PISCES, CHARACIDAE) NA REPRESA DE IBITINGA, ESTADO DE SÃO PAULO, BRASIL

open access: yesBoletim do Instituto de Pesca, 2018
Foram analisadas as variações sazonais da frequência relativa dos estádios de repleção (fr), do í­­ndice médio de repleção (IÌ"¦r) e do fator de condição (Ñ"ž) de Moenkhausia intermedia na Represa de Ibitinga.
Jaime José Casari da CAMARA   +3 more
doaj  

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