Species Regional Summary
Magallana gigas
None ( NEP-VII )

Invasion History Vectors Impacts References

Invasion

Invasion Description

1st Record: Baja California/Mexico/Bahia de la Paz (Gulf of California) (1973, Arizpe 1996) cultured spawning not observed, gametes resorbed (Caceras-Martinez et al. 1007).

Geographic Extent

Baja California/Mexico/Bahia de la Paz (Gulf of California) (Arizpe 1996, cultured spawning not observed, gametes resorbed); Sonora/Mexico/Estero el Soldado (Gulf of California) (Caceres-Martinez et al. 2007); Sonora/Mexico/Bahia Kino, Gulf of California (Tovar-Hernandez et al. 2012; Arellano and Salgado-Barragán, in Low-Pfeng and Recagno 2012); Guaymas, Sonora/Mexico/Gulf of California (Tovar-Hernandez et al. 2012); Guasave/Sinaloa/bahía de Altata (Martínez-Córdova & Robles1990, cited by Low-Pfeng and Recagno 2012);

{Jorge Caceres-Martinez, Sergio Curiel Ramirez Gutierrez, Rebeca Vasquez-Yeomans, Patricia Macias Montes De Oca 2007. Reproductive cycle and mortality of the Japanese oyster Crassostrea gigas cultured in Bahia Falsa, Baja California, Mexico. Aquaculture Research 38: 268-278.}

Vectors

Level Vector
Probable Oyster Intentional

Regional Impacts

Economic ImpactFisheries
Crassostrea gigas has been reared in oyster farms in the Gulf of California since 1973. This oyster does not reproduce successfully here, so the operations are dependent on hatcheries (Arizpe 1996; Caceras-Martinez et al. 2007).
 

References

Full Reference List for Magallana gigas

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