15-20 kg pies de cría de cobia
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Juveniles de cobia en canales de flujo rápido
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Tanques de cría de 1 300 l sumergidos en un sistema de 30 000 l de canal de flujo rápido con recirculación.
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Tanque cubierto de 20' para reproductores de cobia
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ENFERMEDAD | AGENTE | TIPO | SÍNDROME | MEDIDAS |
Enferemedad de terciopelo marino; Amyloodiniosis | Amyloodinium ocellatum | Dinoflagelado parasitario | Tos; natación relámpago; opérculo torcido hacia el exterior; rechazo al alimento; visible en branquias y aletas; al observarse con estereoscopio, se aprecian pequeñas manchas oscuras en los filamentos branquiales. | Pentahidrato de sulfato de cobre; en algunos casos, disminuir la salinidad (inmersión en agua dulce); recambio de agua; tratamiento de baño en formol; filtración mecánica hasta 40 micras |
Cryptocaryonosis; mancha blanca marina | Cryptocaryon irritans | Protozoario externos | Puntos blancos visibles en la piel; interconectados con manchas mayores | Inmersión prolongada en cobre; inmersión en agua dulce; tratamiento con formol; reducción de salinidad al 15% o menos durante dos semanas; reducción de tempertura del sistema a <19 ºC |
Infestación con colonias de cilios sésiles | Epistylis spp. | Ciliado con tallo | Se reporta en estadíoos larvales; manchas blancas o rojizas en la piel y aletas, arcos branquiales o en la boca; es más común en aguas contaminadas; frecuentemente asociadas con una condición bacterial negativa llamada enfermedad de la escoriación roja | Tratamiento con formol; inmersión o baño en agua dulce; antibióticos para infecciones bacterianas severas |
Trichodinosis | Trichodina sp. | Parásito protozoario | Registrado durante la etapa de cría; se encuentra en la piel y branquias; pérdida de apetito; letargo; baja mortalidad crónica; lleva a infecciones secundarias | Tratamiento con formol; baño de agua dulce; tratamiento con cobre; baño o inmersión prolongada en Praziquantel |
Infestación de Monogenésicos | Neobenedenia sp. | Parásito gusano monogenésico | Registrado durante la etapa de engorda; daño en la piel y ulceración; aletas erosionadas; lesiones oculares que pueden llegar a la ceguera | Tratamiento con formol; baño de agua dulce; tratamiento con cobre; baño o inmersión prolongada en Praziquantel |
Myxidiosis | Mixosporidio similar al Sphaerospora | Parásito Mixosporídeo | Falta de apetito y ascitis; riñón agrandado con manchas o nódulos; úlceras en la piel; esporas en el tracto digestivo | No se conoce tratamiento; desinfectar el sistema; cuarentena a peces infestados |
Coccidiosis | Coccidia spp. | Parásito protozoario | Inflamación abdominal; exoftalmia; quistes en el tejido hepático; varía según el órgano afectado | Tratar peces con monoensina oral; reducir el estrés |
Linfocistis | Iridovirus | Virus | Reportado durante la etapa de cría; piel, aletas y branquias muestran abultamientos blancos | No se conoce tratamiento; desinfección del sistema; cuarentena de peces |
Pasteurellosis | Photobacterium damsela subsp. Piscicida | Bacteria | Depósitos granulomatosos blancos en riñón, hígado y bazo | No se conoce tratamiento pero se está desarrollando una vacuna |
Vibriosis | Vibrio alginolyticus; V. vulnificus y V. parahaemolyticus | Bacteria | Abdomen inflamado; úlceras en piel; ojos protuberantes; letargo; oscurecimiento de piel; ascitis en cavidad peritoneal | Administración de antibióticos; remoción de los peces enfermos; desinfección del sistema; reducción de estrés |
Infección bacteriana secundaria (tras infestación de Neobenedenia) | Streptococcus sp. | Bacterias | Puede causar ceguera; ojos protubgerantes; úlceras en piel; oscurecimiento de piel | Suministro de antibióticos; remoción de peces enfermos; desinfección del sistema; reducción de estrés |
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