Culture System for Barbonymus schwanefeldii
 Main ref.
 6131
 Country
 Indonesia
 Name of Farm
 TAD Pilot Cage Culture Station
 Year
 1986
 Latitude
 0 S
 Altitude (m)
 10
 Longitude
 107 E
 Type of culture
 monoculture
 Sex of fish (m)
 mixed sex
 Culture system
 intensive cages
 
 Experiment w/ tuber, spinach et
 Production units
 
 Area (ha)
 
 Depth (m)
 1
 Volume3
 2.14
 Main water source
 river/creek
 Supplemental water source
 
 
Temp (0C)
Salinity
pH
Oxygen (mg/I)
Oxygen (%)
Alkalinity
(mg/I CaCO3)
 Max
 31.3
 
 7.5
 11.4
 102
 
 Min
 20.4
 
 5
 3.1
 43
 
 Mod
 27
 
 6.6
 6
 74
 
 Description of culture system
 Floating cages constructed of medang wood (Litsea spp.) and in two rows of 9 and 11 cages respectively, lying parallel to river bank. Cage station anchored to river bank of Mahakam river in town of Kota Bangun, East Kalimantan. The river is large and swift-flowing (600-6000 cu. m., 0.6-0.8 m/sec.). Water quality is good.
 Nutrient inputs
 Main food
 only added feed
 Feed quantity
 121.6 wet weight
 (% BW/D):
 
 Feed quality (% crued protein)
 9.4
 Fertilizer input (N)
 
                        (P)
 
 Description of Nutrient input
 Grated cassava tubers (@Manihot esculenta@, 69%), dried fish (14%) and leaves of water spinach (Pomea aquatica, 17%).
 Production
 Unit cycle
 
 Production period
 85
 Production cycle
 300
 Comments
 Food conversion ratio: 5.6; year 1985-1986.
 
Glossary