Table 2 Summary of results of linear regressions between historical air temperatures recorded during fall (Sept, Oct, Nov - time of crab collection) and the previous winter season (Jan, Feb, Mar) and green crab annual densities (CPUE) in six PEI locations for the years indicated
Independent variable | Shore | Location | Period | N | Adj R2 | p | Equation |
|---|---|---|---|---|---|---|---|
Autumn T° | North | St. Peters | 2000-13 | 11 | 0.036 | 0.270 | y = 9.1453 + −1.1779× |
Shore | Savage Harbour | 2003-13 | 10 | −0.141 | 0.707 | y = 8.6437 + 0.1843× | |
Rustico | 2001-13 | 8 | −0.149 | 0.771 | y = 8.5276 + 0.9682× | ||
South | Charlottetown | 2000-05 | 4 | −0.429 | 0.782 | y = 9.9317 + −0.2270× | |
Shore | Victoria/Tryon | 2000-10 | 11 | −0.109 | 0.921 | y = 8.8509 + 0.0334× | |
Egmont | 2001-13 | 9 | −0.057 | 0.476 | y = 8.5649 + 0.1211× | ||
Winter T° (previous yr) | North | St. Peters | 2000-13 | 11 | −0.086 | 0.656 | y = −5.8233 + 5.6034× |
Shore | Savage Harbour | 2003-13 | 10 | 0.033 | 0.284 | y = −5.5180 + 0.5795× | |
Rustico | 2001-13 | 8 | −0.040 | 0.426 | y = −5.3251 + 2.5141× | ||
South | Charlottetown | 2000-05 | 4 | 0.127 | 0.353 | y = −8.2410 + 1.712× | |
Shore | Victoria/Tryon | 2000-10 | 11 | 0.030 | 0.281 | y = −5.8406 + 0.5088× | |
Egmont | 2001-13 | 9 | −0.058 | 0.478 | y = −4.9835 + 0.1453× |