Table 1.
Physical and chemical characteristics of old fort pond and long island sound over the course of the study.
| Temperature °C |
Salinity | DIN μmol L−1 |
μmol L−1 |
Si(OH)4 μmol L−1 |
B12 pmol L−1 |
B1 pmol L−1 |
|
|---|---|---|---|---|---|---|---|
| OFP | |||||||
| 3/26/2007 | 7.9 | 29.6 | 11.2 ± 1.9 | 0.8 ± 0.1 | 8.4 ± 1.5 | 0.3 | ND |
| 4/16/2007 | 9.1 | 24.4 | 18.9 ± 1.4 | 0.2 ± 0.1 | 12.1 ± 0.0 | 6.8 | ND |
| 4/30/2007 | 12.5 | 24.6 | 21.3 ± 1.6 | 0.3 ± 0.1 | 17.2 ± 2.1 | 7.9 | ND |
| 5/21/2007 | 14.8 | 28.7 | 2.2 ± 0.2 | 0.2 ± 0.0 | 12.9 ± 0.2 | 2.7 | ND |
| 6/19/2007 | 21.1 | 20.5 | 11.9 ± 2.0 | 0.1 ± 0.0 | 43.7 ± 0.1 | 9.0 | ND |
| 7/10/2007 | 24.6 | 24.3 | 0.0 ± 0.2 | 0.2 ± 0.0 | 54.8 ± 0.4 | 3.7 | ND |
| 8/8/2007 | 25.5 | 26.9 | 3.5 ± 0.5 | 0.5 ± 0.0 | 41.8 ± 0.4 | 15.5 | ND |
| 8/29/2007 | ND | ND | 1.7 ± 0.3 | 1.3 ± 0.3 | 39.1 ± 3.3 | 17.0 | ND |
| 9/26/2007 | 21.8 | 28.1 | 3.5 ± 0.2 | 0.2 ± 0.0 | 21.2 ± 6.4 | 13.0 | ND |
| 11/5/2007 | 11.2 | 28.5 | 7.1 ± 2.6 | 0.3 ± 0.1 | 10.2 ± 1.3 | 4.3 | ND |
| 12/4/2007 | 3.9 | 27.0 | 3.7 ± 0.2 | 0.2 ± 0.0 | 6.0 ± 0.3 | 1.0 | ND |
| 1/8/2008 | 3.4 | 25.4 | 36.2 ± 6.2 | 0.1 ± 0.0 | 46.3 ± 4.6 | 3.7 | ND |
| 3/17/2008 | 5.6 | 28.2 | 0.8 ± 0.4 | 0.1 ± 0.0 | 3.9 ± 0.5 | 14.9 | 86.3 |
| 4/14/2008 | 10.4 | 27.5 | 0.8 ± 0.4 | 0.1 ± 0.0 | 7.4 ± 0.2 | 3.1 | 112.0 |
| 5/19/2008 | 16.2 | 26.5 | 29.3 ± 2.5 | 0.4 ± 0.1 | 10.9 ± 2.8 | 38.9 | 86.1 |
| 6/25/2008 | 23.1 | 27.8 | 7.2 ± 0.7 | 0.9 ± 0.1 | 30.7 ± 4.9 | 158.0 | 79.0 |
| 7/30/2008 | 27.0 | 25.6 | 0.8 ± 0.4 | 0.7 ± 0.1 | 10.7 ± 0.2 | 25.1 | 52.1 |
| 9/4/2008 | ND | ND | 0.4 ± 0.2 | 0.4 ± 0.1 | 10.5 ± 0.2 | ND | 114.6 |
| 9/30/2008 | 20.2 | 27.2 | 3.4 ± 0.6 | 0.4 ± 0.0 | 21.9 ± 1.1 | 90.1 | 68.7 |
| 11/4/2008 | 10.7 | 28.4 | 8.9 ± 0.5 | 0.3 ± 0.0 | 18.9 ± 0.3 | <0.10 | 0.1 |
| LIS | |||||||
| 3/26/2007 | 3.9 | 26.0 | 13.7 ± 0.9 | 0.3 ± 0.1 | 3.1 ± 0.6 | 5.7 | ND |
| 4/16/2007 | 6.2 | 25.9 | 13.4 ± 0.9 | 0.3 ± 0.1 | 5.4 ± 1.0 | 0.3 | ND |
| 4/30/2007 | 9.8 | 24.0 | 2.8 ± 0.2 | 0.2 ± 0.0 | 8.9 ± 3.2 | 6.0 | ND |
| 5/21/2007 | 11.6 | 25.0 | 2.2 ± 0.2 | 0.5 ± 0.1 | 13.2 ± 0.6 | 10.7 | ND |
| 6/19/2007 | 18.2 | 25.3 | 2.1 ± 0.6 | 0.6 ± 0.0 | 18.0 ± 2.0 | 2.8 | ND |
| 7/10/2007 | 20.5 | 26.8 | 0.8 ± 0.2 | 0.4 ± 0.1 | 22.1 ± 0.3 | 4.0 | ND |
| 8/8/2007 | 23.1 | 27.1 | 3.1 ± 0.3 | 0.9 ± 0.0 | 35.9 ± 0.4 | 4.3 | ND |
| 8/29/2007 | ND | ND | 6.4 ± 0.6 | 2.1 ± 0.3 | 66.9 ± 3.0 | 1.9 | ND |
| 9/26/2007 | 21.8 | 28.1 | 1.7 ± 0.4 | 1.3 ± 0.2 | 26.3 ± 0.6 | 0.3 | ND |
| 11/5/2007 | 15.1 | 28.3 | 12.1 ± 0.9 | 1.8 ± 0.1 | 43.3 ± 1.9 | 2.5 | ND |
| 12/4/2007 | 7.6 | 28.2 | 14.1 ± 1.7 | 1.7 ± 0.1 | 42.4 ± 5.3 | 0.9 | ND |
| 1/8/2008 | 4.8 | 28.2 | 14.5 ± 3.5 | 1.9 ± 0.2 | 50.7 ± 0.9 | 1.8 | ND |
| 3/17/2008 | 3.7 | 26.3 | 1.9 ± 0.2 | 0.9 ± 0.0 | 2.4 ± 0.1 | 5.6 | 52.7 |
| 4/14/2008 | 6.9 | 25.7 | 0.7 ± 0.1 | 0.6 ± 0.1 | 2.7 ± 0.2 | 21.3 | 73.7 |
| 5/19/2008 | 12.1 | 24.7 | 4.1 ± 0.3 | 0.4 ± 0.0 | 4.7 ± 0.3 | 4.7 | 67.5 |
| 6/25/2008 | 20.0 | 25.9 | 1.1 ± 0.5 | 0.2 ± 0.0 | 5.3 ± 0.2 | 0.6 | <0.10 |
| 7/30/2008 | 22.1 | 26.8 | 2.3 ± 0.4 | 0.9 ± 0.0 | 34.5 ± 0.3 | 27.5 | 54.8 |
| 8/12/2008 | 21.8 | 26.7 | 3.2 ± 0.2 | 1.0 ± 0.1 | 35.9 ± 1.2 | 1.0 | 98.8 |
| 9/30/2008 | 19.7 | 25.7 | 15.8 ± 1.0 | 1.6 ± 0.0 | 33.5 ± 12.5 | <0.10 | <0.10 |
| 11/4/2008 | 11.9 | 26.7 | 9.7 ± 0.9 | 1.7 ± 0.1 | 38.9 ± 0.5 | 43.7 | <0.10 |
Note that B1 concentrations were not measured until the second part of the study (3/17/08–11/4/08).