Table 1 Lionfish biomass and density estimates on 10 reefs (three bank, four fringing and three patch reefs) on the west and south coast of Barbados during three surveys (fall, winter, and summer surveys) during the post-invasion period (2021–2022).
Reef type | Season | Site | Biomass (kg per 100 m2) | Density (number per 100 m2) | ||
|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | |||
Bank | Summer | Accra | 0.09 | 0.22 | 0.33 | 0.70 |
Bank | Fall | Accra | 0.54 | 0.93 | 1.46 | 2.43 |
Bank | Winter | Accra | 0.25 | 0.34 | 1.11 | 1.18 |
Bank | Summer | Holetown | 0.18 | 0.39 | 0.33 | 0.70 |
Bank | Fall | Holetown | 0.00 | 0.00 | 0.00 | 0.00 |
Bank | Winter | Holetown | 0.01 | 0.02 | 0.33 | 0.70 |
Bank | Summer | Speightstown | 0.53 | 0.70 | 2.00 | 1.72 |
Bank | Fall | Speightstown | 0.23 | 0.53 | 0.50 | 1.12 |
Bank | Winter | Speightstown | 0.40 | 0.64 | 1.33 | 1.72 |
Fringing | Summer | Batts Rock | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Fall | Batts Rock | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Winter | Batts Rock | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Summer | Greensleeves | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Fall | Greensleeves | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Winter | Greensleeves | 0.11 | 0.34 | 0.17 | 0.53 |
Fringing | Summer | Sixmens | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Fall | Sixmens | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Winter | Sixmens | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Summer | South Bellairs | 0.11 | 0.27 | 0.50 | 1.12 |
Fringing | Fall | South Bellairs | 0.00 | 0.00 | 0.00 | 0.00 |
Fringing | Winter | South Bellairs | 0.00 | 0.00 | 0.00 | 0.00 |
Patch | Summer | Coconut Court | 0.02 | 0.07 | 0.17 | 0.53 |
Patch | Fall | Coconut Court | 0.00 | 0.00 | 0.00 | 0.00 |
Patch | Winter | Coconut Court | 0.00 | 0.00 | 0.00 | 0.00 |
Patch | Summer | Josef’s | 0.01 | 0.03 | 0.17 | 0.53 |
Patch | Fall | Josef’s | 0.00 | 0.00 | 0.00 | 0.00 |
Patch | Winter | Josef’s | 0.00 | 0.00 | 0.00 | 0.00 |
Patch | Summer | Southern Palms | 0.04 | 0.08 | 0.33 | 0.70 |
Patch | Fall | Southern Palms | 0.00 | 0.00 | 0.00 | 0.00 |
Patch | Winter | Southern Palms | 0.00 | 0.00 | 0.00 | 0.00 |
