Fazrul says the holes in the nets used by the Orang Asli are more than two inches in size to prevent fish fry from getting caught in the net.
KUALA TERENGGANU: Tasik Kenyir may be man-made but its fish ecology dates back to ancient times, according to Universiti Malaysia Terengganu (UMT) researcher Dr Mohd Fazrul Hisam Abd Aziz.
The existence of primitive species such as the arowana is proof of the age-old ecology of the lake bed, he said.
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