Table 3.

BCI and b values fitted to wild Antillean manatees with non-linear robust regression. (* = p < 0.05; ** = p < 0.005; *** = p < 0.0005).

Parameter	Mean	SE	t value	Pr( >|t|)
BCI1 (Female, Coastal)	0.765	0.025	–	–
BCI1 (Male, Coastal)	0.801	0.026	–	–
BCI1 (Female–Male)	– 0.036	0.030	– 1.201	0.2304
BCI1 (Coastal–Riverine)	0.078	0.034	2.288	0.0227*
1-b1 (Female, Coastal)	0.074	0.035	2.107	0.0358*
1-b1 (Male, Coastal)	0.154	0.035	4.378	< 0.0001***
b1 (Female–Male)	0.080	0.042	1.887	0.0599
b1 (Coastal–Riverine)	– 0.007	0.053	– 0.141	0.8881
BCI2 (Female, Coastal)	25.043	2.303	–	–
BCI2 (Male, Coastal)	25.963	2.309	–	–
BCI2 (Female–Male)	– 0.920	1.676	– 0.549	0.5837
BCI2 (Coastal–Riverine)	8.385	2.874	2.918	0.0039**
3-b2 (Female, Coastal)	0.374	0.093	4.016	< 0.0001***
3-b2 (Male, Coastal)	0.439	0.092	4.784	< 0.0001***
b2 (Female–Male)	0.065	0.074	0.877	0.3814
b2 (Coastal–Riverine)	– 0.277	0.143	– 1.944	0.0532
BCI3 (Female, Coastal)	37.600	2.125	–	–
BCI3 (Male, Coastal)	37.965	2.292	–	–
BCI3 (Female–Male)	– 0.365	2.539	– 0.144	0.8859
BCI3 (Coastal–Riverine)	1.668	2.738	0.609	0.5431
2-b3 (Female, Coastal)	0.112	0.087	1.277	0.2029
2-b3 (Male, Coastal)	0.117	0.098	1.190	0.2353
b3 (Female–Male)	0.005	0.110	0.050	0.9603
b3 (Coastal–Riverine)	– 0.113	0.131	– 0.860	0.3905