Results 1 to 10 of about 217 (136)

Toxicity of Cultured Bullseye Puffer Fish Sphoeroides annulatus [PDF]

open access: yesMarine Drugs, 2012
The toxin content in various life cycle stages of tank-cultivated bullseye puffer (Sphoeroides annulatus) were analyzed by mouse bioassay and ESI-MS spectrometry analysis.
Erick J Nunez-Vázquez   +2 more
exaly   +7 more sources

Evaluación de diferentes fotoperiodos en el cultivo larvario del botete diana (Sphoeroides annulatus)

open access: yesEcosistemas y Recursos Agropecuarios, 2023
En el presente trabajo se evaluó el efecto de diferentes fotoperiodos en la eclosión, crecimiento y supervivencia de larvas de Sphoeroides annulatus. En cada uno de 12 tanques de fibra de vidrio se colocaron 5 g de huevos desgomados y se evaluó la tasa ...
María Isabel ´Abdo-de la Parra   +3 more
doaj   +4 more sources

Seasonal Changes of Fish Assemblages in a Subtropical Lagoon in the SE Gulf of California [PDF]

open access: yesThe Scientific World Journal, 2014
The composition and seasonal changes of the fish assemblage in a coastal lagoon system in southeastern Gulf of California were assessed from December 2001 to July 2005.
F. Amezcua, F. Amezcua-Linares
doaj   +3 more sources

Seasonality of Parasitic Copepods on Bullseye Puffer, Sphoeroides annulatus (Pisces: Tetraodontidae), From the Northwestern Coast of Mexico [PDF]

open access: yesJournal of Parasitology, 2011
Seasonal occurrence of parasitic copepods in wild bullseye puffer, Sphoeroides annulatus (Pisces: Tetraodontidae), was analyzed in conjunction with variation of biotic and abiotic factors. Eleven samples were taken between February 2007 and February 2008 in Santa María La Reforma lagoon (northwestern coast of México). In total, 337 fish was examined; 5
FRANCISCO Neptalí Morales-Serna   +2 more
exaly   +7 more sources

Effect of UV radiation on the genetic inactivation of sperm of the bullseye puffer Sphoeroides annulatus (Jenyns, 1842)

open access: yesCiencias Marinas, 2004
 Genetic (DNA) inactivation of fish sperm with ultraviolet irradiation is generally accompanied by a paradoxical effect on survival rates (Hertwig effect).
Lenin Arias-Rodríguez   +2 more
doaj   +4 more sources

Advances in the culture of the Mexican bullseye puffer fish Sphoeroides annulatus, Jenyns (1842)

open access: yesAquaculture Research, 2008
This paper provides a brief description of the natural history known of the genus Sphoeroides as an introduction to the biology of Mexican puffer fish Sphoeroides annulatus Jenyns (1842). Studies to determine the culture potential of this species during 11 years are described. At the experimental level, useful advances have been made on S.
Luis Alvarez-Lajonchere   +1 more
exaly   +2 more sources

Occurrence of Sphoeroides rosenblatti Bussing, 1996 (Teleostei: Tetraodontidae) along the coast of Guayas Province, Ecuador, and a comparison with sympatric Sphoeroides annulatus (Jenyns, 1842) [PDF]

open access: yesRevista De Biologia Marina Y Oceanografia, 2006
Se recolectaron trece ejemplares juveniles de Sphoeroides rosenblatti Bussing, 1996 en un bosque pequeno y fuertemente impactado de mangle situado en Palmar, provincia de Guayas, Ecuador. Esta especie era conocida previamente solo de aguas costeras de Costa Rica y Panama. Se contrasto la ocurrencia y morfologia de S.
Virginia R Shervette   +1 more
exaly   +3 more sources

Egg morphology, larval development and description of the oncomiracidium of Heterobothrium ecuadori (Monogenea: Diclidophoridae) parasitising the bullseye pufferfish, Sphoeroides annulatus

open access: yesHelminthologia, 2011
First attempts at culturing Sphoeroides annulatus (bullseye puffer fish) resulted in recurrent parasitic infestations caused by the monogenea Heterobothrium ecuadori and the dinoflagellate Amyloodinium ocellatum, both of which are associated to mortality events in other cultured species.
Grano-Maldonado M.   +3 more
doaj   +3 more sources

Kudoa dianae sp. n. (Myxosporea: Multivalvulida), a new parasite of bullseye puffer, Sphoeroides annulatus (Tetraodontiformes: Tetraodontidae) [PDF]

open access: yesFolia Parasitologica, 2002
A new multivalvulid myxosporean species, Kudoa dianae sp. n., is described from bullseye puffer, Sphoeroides annulatus (Jenyns) (Tetraodontiformes: Tetraodontidae). Plasmodia develop in extramuscular sites, in the wall of oesophagus and less frequently on mesenteries.
Iva Dyková, Ivan Fiala
exaly   +3 more sources

Reproductive aspects of Sphoeroides annulatus (Jenyns, 1842) (Tetraodontiformes, Tetraodontidae) inhabiting the Mazatlan coast, Sinaloa, Mexico [PDF]

open access: yesRevista De Biologia Marina Y Oceanografia, 2007
La muestra de Sphoeroides annulatus capturada en la costa de Mazatlan, Sinaloa, Mexico fue predominantemente de adultos, como resultado de una aparente distribucion diferencial por talla/edad de la especie. La proporcion sexual fue 1:1. Las hembras presentaron un crecimiento alometrico y los machos, isometrico. De acuerdo con el analisis morfocromatico
Rebeca Sánchez-Cárdenas   +1 more
exaly   +4 more sources

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