Table 2. Summary statistics of daily megalopal settlement across sites and years.
| Site | Year | Start Date | Median | Mean | Max | Standard Deviation | Number of Pulses |
|---|---|---|---|---|---|---|---|
| Galveston | 2010 | 05/27 | 2.0 | 12.3 | 310.0 | 43.0 | 4 |
| Galveston | 2011 | 05/17 | 1.5 | 3.0 | 28.5 | 4.5 | 5 |
| Grand Isle* | 2010 | 05/20 | 23.5 | 234.6 | 9665.0 | 1053.4 | 2 |
| Grand Isle* | 2011 | 05/16 | 18.8 | 75.4 | 902.5 | 130.0 | 7 |
| Rigolets* | 2010 | 05/05 | 0.0 | 1.1 | 69.0 | 7.1 | 2 |
| Ocean Springs* | 2010 | 05/10 | 0.3 | 2.2 | 38.5 | 4.7 | 4 |
| Dauphin* | 2010 | 05/19 | 21.0 | 130.6 | 6875.5 | 655.6 | 1 |
| Dauphin* | 2011 | 05/16 | 14.8 | 73.0 | 1221.3 | 173.8 | 3 |
| Pensacola* | 2010 | 05/18 | 536.9 | 1785.6 | 18301.0 | 3469.8 | 6 |
| Pensacola* | 2011 | 05/24 | 767.1 | 1594.0 | 14786.7 | 2202.4 | 4 |
| Apalachicola | 2010 | 06/28 | 2.8 | 6.7 | 76.5 | 12.9 | 3 |
The first day of sampling day at each site for each year is given as the Start Date, and end dates were all the last Friday in October of that year. Number of pulses was calculated as the number of days with settlement numbers above the mean + 2 SD. Median, mean and max units are all # Callinectes spp. megalopae collector-1 day-1. Daily settlement time series for each site and year are in S1 Fig.
*Indicates that site was considered within the spill extent.