Results 111 to 120 of about 1,940 (139)
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Comparison of egg quality between wild and captive bullseye puffer (Sphoeroides annulatus)

Fish Physiology and Biochemistry, 2003
The quality of eggs from wild and captive bullseye puffer were compared. No significant differences were found between percentage hatch, percentage fertilization or egg size for eggs from wild and captive bullseye puffer.
C.C. Martínez-Chavez   +2 more
openaire   +1 more source

Partial cloning and expression of the cyclin B gene in the ovary of the bullseye puffer (Sphoeroides annulatus)

Journal of Experimental Zoology Part A: Comparative Experimental Biology, 2003
AbstractThe bullseye puffer is a marine fish species with great potential for aquaculture in Mexico, and the understanding of its reproductive physiology at every level of biological organization is essential in order to succeed. Several molecules orchestrate the complex process of oocyte maturation and spawning.
Jesús Neftalí, Gutiérrez   +4 more
openaire   +2 more sources

Evaluación de métodos para la eliminación de la capa adherente de los huevos del botete diana Sphoeroides annulatus (Pisces: Tetraodontidae)

open access: yesRevista De Biologia Marina Y Oceanografia, 2010
Six different hatching treatments and one control were used to eliminate egg stickiness of fertilized bullseye puffer fish Sphoeroides annulatus eggs in this experiment.
Gabriela Velasco-Blanco
exaly   +1 more source

Embryonic development of the bullseye puffer Sphoeroides annulatus (Tetraodontidae): A morphofunctional approach to ontogenetic steps

Journal of Morphology, 2019
AbstractThe embryonic development of the bullseye puffer, Sphoeroides annulatus, was characterized on the basis of the theory of saltatory ontogeny. This theory predicts a correlative relationship between the ontogeny‐type in an altricial‐precocial spectrum and the habitat that a species occupies within an unstable‐stable environmental spectrum ...
Juan M. Martínez‐Brown   +6 more
openaire   +2 more sources

HUFFMANELA MEXICANAN. SP. (NEMATODA: TRICHOSOMOIDIDAE) FROM THE MARINE FISHSPHOEROIDES ANNULATUSIN MEXICO

Journal of Parasitology, 2000
A new species of trichosomoidid nematodes, Huffmanela mexicana n. sp., is established on the basis of its egg morphology and biological characters. The dark-shelled, embryonated eggs of this histozoic parasite occur in masses in the inner layer of the swimbladder wall of the bullseye puffer fish Sphoeroides annulatus Jenyns, 1843 (Tetraodontidae ...
F, Moravec, E, Fajer-Avila
openaire   +2 more sources

Thermal tolerance and metabolic scope of Sphoeroides annulatus juveniles, a fish with aquaculture potential

Journal of Thermal Biology
Ocean warming, driven by current anthropogenic climate change, affects the physiological responses of marine ectotherms, including Sphoeroides annulatus (bullseye puffer fish), a fish with aquaculture potential. This subtropical-tropical fish inhabits shallow estuarine and coastal environments along the eastern Pacific and is exposed to extreme ...
Ruth Garcia-Villarreal   +5 more
openaire   +2 more sources

Reproductive biology of captive bullseye puffer (Sphoeroides annulatus), LHRHa induced spawning and egg quality

Fish Physiology and Biochemistry, 2003
Few mature female bullseye puffer have been observed to spawn in captivity. The ovary appears to develop to late vitellogenesis, but not to complete final oocyte maturation (FOM). Luteinizing hormone releasing hormone analogue (LHRHa) treatment induced the spawning of good quality eggs in both wild and captive brood fish.
N.J. Duncan   +7 more
openaire   +1 more source

Effects of controlled delivery and acute injections of LHRHa on bullseye puffer fish (Sphoeroides annulatus) spawning

Aquaculture, 2003
Mature bullseye puffer (Sphoeroides annulatus) fish were caught and taken into captivity. Fish with a mean oocyte diameter greater than 0.45 mm were divided equally into three experimental groups (n=11) that were treated with a saline injection (control), multiple injections of luteinizing hormone-releasing hormone analogue (LHRHa) (day 0—20 A gk g 1
Neil J. Duncan   +3 more
openaire   +1 more source

Biotecnología para la producción masiva de juveniles del botete diana Sphoeroides annulatus: inducción hormonal y cultivo larvario [PDF]

open access: yesRevista De Biologia Marina Y Oceanografia, 2013
Abstract.- The bullseye puffer fish Sphoeroides annulatus is an important marine species due to its culture potential and high market value in Mexico.
Leonardo Ibarra-Castro   +2 more
exaly   +3 more sources

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