Results 31 to 40 of about 117 (89)

Morphometric analysis of lapillus otoliths in two estuarine bioindicator catfish (Siluriformes, Ariidae) from a marine protected area in Brazil

Ocean and Coastal Research
Some fish species can be used as target species and bioindicators of environmental disturbances. In this context, biological indicators such as the length, weight, and height of lapillus otoliths of the ariid species Cathorops spixii and Genidens ...
Igor Morais, Elisabete Braga, Juliana Azevedo   +2 more
doaj   +2 more sources

Effective Pre-Clinical Treatment of Fish Envenoming with Polyclonal Antiserum. [PDF]

Int J Mol Sci, 2023
Lopes Ferreira M, Falcão MAP, Bruni FM, Haddad V, Marques EE, Seibert CS, Lima C.   +6 more
europepmc   +1 more source

Ichthyofauna as an environmental quality indicator of the Bertioga Channel, São Paulo (Brazil)

Brazilian Journal of Oceanography
The aim of this study was to investigate the ichthyofauna structure in the region of the north outfall of the Bertioga Channel (São Paulo, Brazil) and the possible effects of the environmental quality loss.
June Ferraz Dias, Maria Luiza Flaquer da Rocha, Thassya Christina dos Santos Schmidt, Bárbara Capelari Villamarin, Diego Barbosa Morais   +4 more
doaj   +1 more source

DNA barcode reveals occurrence of threatened species and hidden diversity on Teleost fish trade in the Coastal Amazon. [PDF]

Sci Rep, 2023
Santana P, Martins T, Lutz Í, Miranda J, da Silva R, Mesquita D, Martins R, Veneza I, Vallinoto M, Sampaio I, Evangelista-Gomes G.   +10 more
europepmc   +1 more source

Molecular characterization of juvenile fish from the Amazon estuary using DNA barcoding approach. [PDF]

PLoS One, 2023
Lutz Í, Martins T, Araújo F, Ferreira C, Santana P, Miranda J, Matos S, Sousa J, Pereira L, Bentes B, da Silva R, Veneza I, Sampaio I, Vallinoto M, Gomes GE.   +14 more
europepmc   +1 more source

Macro- and microscopic characterization of yellow-catfish Cathorops spixii (Agassis, 1829) ovaries during reproductive cycle

, 1998
Este estudo é baseado na análise da anatomia macroscópica e da estrutura histológica de 452 ovários de fêmeas de Cathorops spixii coletadas nas Ilhas Pai Matos (região estuarino-lagunar de Cananéia-Iguape - 24°59'42"S 47°54'27"W), São Paulo, Brasil. Foram consideradas seis fases de desenvolvimento ovocitário, com base nas características citológicas ...
Silva, Jodir Pereira da, Paiva Filho, Alfredo Martins, Reis, Norair Salviano dos   +2 more
openaire   +1 more source

Accumulation and distribution of metals in the tissues of two catfish species from Cananéia and Santos-São Vicente estuaries

Brazilian Journal of Oceanography, 2012
Pb, Cd, Zn, and Cu concentrations and their distribution in liver, gill, and muscle tissues of the catfish Cathorops spixii and Genidens genidens were investigated in order to provide information concerning the bioaccumulation processes in these species.
Juliana de Souza Azevedo, Marcos Antônio Hortellani, Jorge Eduardo de Souza Sarkis   +2 more
doaj  

Mercury Sources, Emissions, Distribution and Bioavailability along an Estuarine Gradient under Semiarid Conditions in Northeast Brazil. [PDF]

Int J Environ Res Public Health, 2022
Moura VL, de Lacerda LD.
europepmc   +1 more source

Caracterização da pesca e perfil socioeconômico do pescador que atua sobre as pontes do Recife, PE

Boletim do Instituto de Pesca, 2018
Com o intuito de caracterizar a pesca realizada sobre as pontes do Recife, identificando o perfil socioeconômico dos trabalhadores, foram entrevistados 22 pescadores nas pontes Maurí­­cio de Nassau, Antiga Ponte Giratória e Buarque de Macedo.
Andréa Carla Lira dos SANTOS, Cláudio Figueiroa BITTENCOURT, Roberto José Paiva de ARAÚJO FILHO, Paulo Guilherme Vasconcelos de OLIVEIRA   +3 more
doaj  

Variação da estrutura espacial da ictiofauna demersal capturada com rede de arrasto de porta na Baí­­a dos Pinheiros, PR

Boletim do Instituto de Pesca, 2018
No perí­­odo de maio de 2003 a abril de 2004 foram monitoradas as mudanças espaciais da estrutura da ictiofauna demersal da Baí­­a dos Pinheiros, Paraná, através de três arrastos de fundo realizados mensalmente em quatro áreas ao longo de uma radial ...
Roberto Schwarz Jr., Ana Cristina Novelino Penna Franco, Henry Louis Spach, Cesar Santos, Helen Audrey Pichler, Guilherme Mac Laren Nogueira de Queiroz   +5 more
doaj