| 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. |