| ေဒသတြင္းတြင္: |
နွစ္: from - to |
အထီးအမ လြိင္ခြဲျခားျခင္း: | ငါးဖမ္းရာတြင္အသံုးျပဳေသာ ကိရိယာ: | ၾကိမ္ႏွဳန္းအမ်ိဳးအစား: |
| Northeast coast, Sri Lanka | 1967 - 1968 | unsexed/mixed | various gears | absolute number measured |
| South coast, Sri Lanka | 1967 - 1968 | unsexed/mixed | various gears | absolute number measured |
| Southwest coast, Sri Lanka | 1967 - 1968 | unsexed/mixed | various gears | absolute number measured |
| West coast, Sri Lanka | 1967 - 1968 | unsexed/mixed | various gears | absolute number measured |