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Table 4
Variation in CPUE (in numbers/person/day) of sea cucumber species and their percentage contribution (%) to the total landings in the north, north-west and north-east coast of Sri Lanka from November 2015 to January 2017.
| Species | CPUE (in numbers/person/day) and % contribution of each species (%) | ||||||
|---|---|---|---|---|---|---|---|
| North-west | North | North-east | |||||
| SCUBA | Snorkelling | SCUBA | Snorkelling | Gleaning | Netting | SCUBA | |
| Holothuria scabra | 109 ± 5b3 (11.4%) | 43 ± 17a (100%) | 3 ± 1b4 (3%) | 10 ± 9b1 (32.3%) | 14 ± 10b (100%) | – | – |
| Holothuria spinifera | 25 ± 11b2 (28.4%) | – | 17 ± 2c3 (17%) | 4 ± 4d1 (12.9%) | – | – | 72 ± 45a2 (12.9%) |
| Thelenota anax | 41 ± 201 (46.6%) | – | – | – | – | – | – |
| Stichopus chloronotus | 3 ± 14 (3.4%) | – | – | – | – | – | – |
| Holothuria atra | 1 ± 1c4 (1.1%) | – | 32 ± 3a2 (32%) | 6 ± 5b1 (19.4%) | – | – | – |
| Bohadschia marmorata | 3 ± 1a4 (3.4%) | – | 2 ± 1a4 (2%) | – | – | – | – |
| Bohadschia sp. 1 | 3 ± 1a4 (3.4%) | – | 2 ± 1a4 (2%) | – | – | – | – |
| Bohadschia vitiensis | 1 ± 1b4 (1.1%) | – | – | – | – | – | 486 ± 86a1 (87.1%) |
| Stichopus naso | 1 ± 1c4 (1.1%) | – | 44 ± 5a1 (44%) | 11 ± 10b1 (35.5%) | – | 35 ± 4a (100%) | – |
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