Results: 4

Assessment of essential elements and chemical contaminants in thirteen fish species from the Bay Aratu, Bahia, Brasil

Braz. j. biol; 76 (4), 2016
Abstract Concentrations of ten elements (Cd, Cr, Cu, Fe, Ni, Pb, Se, Sr, V and Zn) were determinate in muscle tissues of 13 fish species from Aratu Bay, Bahia, Brazil by inductively coupled plasma optical emission spectrometry. The accuracy and precision of our results were checked by using two certified...

Automatic feeders for Nile tilapia raised in cages: productive performance at high feeding frequencies and different rates

The main goal of modern intensive fish farms should be to increase productivity at a low cost. The automation of fish feeding plays an important role in this scenario since it may improve feed efficiency and reduce organic waste emissions. The aim of this experiment was to provide basic information for t...

Florecimientos algales nocivos producidos por Pyrodinium bahamense en Oaxaca, México (2009-2010)

Salud pública Méx; 57 (4), 2015
Objetivo. Monitorear el dinoflagelado Pyrodinium bahamense y sus toxinas en ostión de roca Striostrea prismatica en Santiago Astata y en Puerto Escondido, Oaxaca, de septiembre de 2009 a junio de 2010. Material y métodos. Se analizó mensualmente la abundancia de Pyrodinium bahamense mediante el métod...

Causas dos defeitos em conservas enlatadas de sardinhas colhidas no comércio varejista de Niterói/Brasil

Rev. bras. ciênc. vet; 1 (1), 1994
Foram examinadas 600 latas de sardinhas no comércio varejista de Niterói e Rio de Janeiro. Nestas, observou-se que 20 (3.33%) apresentavam defeitos de recravação, tais como: vêes, bicos e franjas, sendo que 45% estavam amassadas e 76% estufadas. Na análise microbiológica foi constatado, em 19 lata...