Results 21 to 30 of about 1,754 (179)

The cognitive role of concept variability

open access: yesMind &Language, Volume 41, Issue 1, Page 66-87, February 2026.
I present and defend concept variability, the view that concepts can admit of indefinitely many variations and changes in their representational contents without thereby losing their identity. I argue that the variability of concepts is central to their role in enabling cognition, and thus that a concept's content variability is, despite philosophical ...
Alnica Visser
wiley   +1 more source

COMPARAÇÃO DA DINÂMICA DE DESEMBARQUE DE FROTAS CAMAROEIRAS DO ESTADO DE SÃO PAULO, BRASIL

open access: yesBoletim do Instituto de Pesca, 2018
Comparou-se a diní­¢mica de desembarques das frotas dirigidas ao camarão-sete-barbas (Xiphopenaeus kroyeri) e ao camarão-rosa (Farfantepenaeus paulensis e F.
Roberto GRAÇA-LOPES   +4 more
doaj  

Composition and conservation status of rays sold in Baja California Sur, Mexico

open access: yesConservation Science and Practice, Volume 7, Issue 12, December 2025.
An analysis of the species composition of ray species sold under a general label in La Paz, Baja California, Sur Mexico. DNA barcode sequencing of the CO1 gene was utilized to assess ray filets, and species identification was compared to IUCN Red List to understand the vulnerability status of ray species being sold.
Isabella C. Ossiander   +11 more
wiley   +1 more source

Opsanus beta: uma espécie de peixe invasora no estuário de Santos, Brasil

open access: yesBoletim do Instituto de Pesca, 2018
Opsanus beta, espécie não nativa, foi registrada em um programa de monitoramento da ictiofauna no estuário de Santos. Comum na costa oeste da Flórida e Caribe, seu registro seria decorrente provavelmente da água de lastro de navios.
Acácio Ribeiro Gomes TOMÁS   +3 more
doaj  

Rapid DNA/eDNA‐Based ID Tools for Improved Chondrichthyan Monitoring and Management

open access: yesMolecular Ecology Resources, Volume 25, Issue 8, November 2025.
ABSTRACT Rapid DNA/eDNA‐based ID tools, which detect specific genetic patterns without requiring sequencing, are essential for biodiversity and wildlife trade monitoring, particularly for species of conservation concern. However, the practical application of these methods remains limited by the availability of standardised protocols, accessibility of ...
Marcela Maki Alvarenga   +13 more
wiley   +1 more source

Diversidade e biologia de espécies de Portunidae (Decapoda, Brachyura) no estuário de Iguape, Ilha Comprida e Cananéia, São Paulo, Brasil

open access: yesBoletim do Instituto de Pesca, 2018
Siris da famí­­lia Portunidae são comuns em áreas costeiras de regiões tropicais e subtropicais, em fundos de lama e areia, e exercem papel importante nas relações tróficas das comunidades bentônicas que, por sua vez, influenciam seus padrões de ...
Evandro SEVERINO-RODRIGUES   +4 more
doaj  

Evolutionary Relationships Among the Amazonian Catfish Genus Hypophthalmus Cuvier, 1829 (Siluriformes, Pimelodidae) Suggest Diversification During Plio‐Pleistocene

open access: yesZoologica Scripta, Volume 54, Issue 6, Page 840-850, November 2025.
ABSTRACT The present study evaluated the phylogenetic relationships among the six valid species of catfish of the genus Hypophthalmus, estimated the divergence times among the different taxa and assessed the processes that influenced the evolution of the group.
Bianca A. Vale   +4 more
wiley   +1 more source

Qualidade da água em sistema de piscicultura em tanques-rede no reservatório de Ilha Solteira, SP

open access: yesBoletim do Instituto de Pesca, 2018
Foram avaliadas as variáveis fí­­sicas e quí­­micas da água e a sedimentação em uma tilapicultura com 240 tanques-rede (14 e 20 m3) posicionados em uma área de 4,5 ha de espelho d’água, no braço do rio Ponte Pensa, no parque aquí­­cola do ...
Margarete MALLASEN   +6 more
doaj  

Forensic Genetics Into Taxonomic Protocols Finds Misidentifications in Marine Shrimp Packages Commercialized in Brazil

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 5, October 2025.
ABSTRACT In Brazil, a large quantity of shrimps captured through commercial fishing is marketed as labelled frozen packages following current legislation (Normative Instruction No. 23, of 20 August 2019). This study tested the possibility of errors in species identification (forensic analysis) listed on the labels of packages sold in the country by ...
Rodrigo Pantoni   +2 more
wiley   +1 more source

Valoração da qualidade do camarão sete-barbas (Xiphopenaeus kroyeri) desembarcado no litoral de São Paulo, Brasil

open access: yesBoletim do Instituto de Pesca, 2018
O setor pesqueiro mantém sua importí­¢ncia em relação í­Â  oferta de alimentos e cumpre importante papel, visto proporcionar mais de 15% do consumo total de proteí­­na animal.
Érika Fabiane FURLAN
doaj  

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