Presentation 17 Karunasagar - Food and Agriculture ...Alternatives to antibiotics in carp aquaculture Iddya Karunasagar Iddya.Karunasagar@gmail.com FMM/RAS/298: Strengthening capacities,

Alternatives to antibiotics in carp aquaculture Iddya KarunasagarIddya.Karunasagar@gmail.com

FMM/RAS/298: Strengthening capacities, policies and national action plans on prudent and responsible use of antimicrobials in fisheries Workshop 2

in cooperation with Malaysia Department of Fisheries and INFOFISH7-9 August 2017, Kuala Lumpur, Malaysia

SOMEEXAMPLESOFIMPROVEDPRODUCTIVITYWITHGAP

ProblemsfacedbycarpfarmersinSongzi

• Lowproductionlevels• Frequentdiseaseproblems• Lackofdiagnosticsupport• Frequentuseofveterinarymedicines• Loweconomicreturns

Discussionofaquaculturepracticeswithfishfarmers

Improvementofpondconditions- Desiltationofponds

Supportfordiseasediagnosisandwaterqualitymonitoringlaboratory

Trainingoftrainers

GoodAquaculturepracticesdeveloped

• Desiltationandpondpreparationbeforestocking• Improvementofwaterintakechannels• selectionofhealthyseedsfromhatcheriesadoptinggoodpractices

• quarantiningtheseedsbeforestocking• Modifyingthestockingratioasgrasscarp(56%),silvercarp(12%),bigheadcarp(12%),cruciancarp(10%),bluntsnoutbream(2%),mandarinfish(8%).

GoodAquaculturepracticesdeveloped

• monitoringwaterandsedimentqualityatregularintervalsandtakingremedialactionssuchaswaterexchangeandaeration

• reducingfeedwastage• minimizinguseofchemicals,useofsomeherbalremediesforinfectionandoccasionaluseofwaterdisinfectantincaseofdiseaseoutbreakinneighbouringponds

• useoflaboratoryservicesfortechnicalsupportlikemonitoringpondwaterandsedimentqualityanddiseasediagnosis.

Monitoring

• Water quality: turbidity, pH, ammonia content, algal blooms, DO meter

• Sediment quality: Biochemical Oxygen Demand (BOD), H2S,

• Fish health: gasping, presence of external parasites, colour appearance, activity

Economics (US$ per ha)

Profit Doubled over the year

Gross Revenue increased by 14%

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