A Technical and Economic Evaluation of Grouper Nursing in Aceh, Indonesia Ujang Komarudin1, Michael A. Rimmer2, Islahuttamam1, Zaifuddin1, Samsul Bahrawi11: James Cook University, Australia; c/- BBAP Ujung Batee2: Balai Budidaya Air Payau Ujung Batee, Nanggroe Aceh Darussalam, Indonesia
Brackishwater aquaculture in NAD73,000 ha of coastal ponds (tambak)Originally constructed to farm shrimp mostly P. monodonMilkfish Chanos chanos farmingGrouper nursing
Impacts of tsunami20,000 ha of tambaks damaged another 5,000 ha out of production due to damaged water supply canals 9,000 ha totally destroyed271 of the 293 shrimp hatcheries in NAD damaged or destroyed (FAO data)Massive social dislocation due to deaths, damage to infrastructure
Slow post-tsunami recoveryPonds in use: 6% shrimp monoculture 25% shrimp / milkfish polycultureReasons for slow recovery 1. Prevalence of disease [mainly WSSV] 2. Higher feed prices 3. Lower output prices Options Implementation of BMPs Alternative commodities
Grouper aquaculture inIndonesiaHatchery production – BaliNursery rearing – Aceh, East JavaGrow-out – Batam, Lampung, Kepulauan Seribu, Sumbawa, ….
Grouper fingerling productionSmall-scale hatcheries Buleleng Regency, Bali
Grouper aquaculture in IndonesiaNursing –Aceh Grow-out: Singapore Batam Lampung etc. Hatcheries – Bali
Study objectiveTo better understand the grouper nursing sub-sector in Aceh