Abundance Information for Sargochromis codringtonii
ການອ້າງອີງຫຼັກ
ປະເທດ Zambia ລະບົບນິເວດ Kariba
ທ້ອງຖິ່ນ Lake Kariba Chikanka Island Depth
ໄດ້ຖືກແນະນຳ Year Intro.
ຂັ້ນຕອນຂອງການມີຊີວິດ not specified unsexed
Quantitative 7.64 Unit kg/hectare
Semi Quantitative <100 Unit kg/hectare
Qualitative common
ປີ 1968 - 1968 ໄລຍະ 1950-1974
ວັນທີ 21/06/68 - 21/06/68 Record Type field sample
Record Type field sample
Seasonal not specified ວິທີການ random sampling
ຂໍ້ສັງເກດ Main average area of Lake Kariba inhabited by fish in 1968 and 1969 was 33,422 ha, corresponding to the 0-20 m depth area at a normal water level of 485 m, representing 6.2% of the total lake surface (5,364 km2). Three sided blocking nets (8 mm mesh size) were utilized and set at different hours of the day to avoid fencing off the the highest evening concentration each time.
(ຕ.ຢ. 9948)
( ຕ.ຢ. cephalopods )
ກັບຄືນໄປບ່ອນຄົ້ນຫາ
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