Table 2. Best fit model, maximum width of line transect after truncation (w) and value of detectability (Pa) of the DISTANCE analysis for each species.

Species	Model	Wmax (m)	Pa (SE)
Disentrachus labrax	–	–	–
Mullus surmuletus	Hazard rate, simple polynomial of order 2	8.0	0.49 ± 0.06
Muraena helena*	Half normal, cosine of order 1	4.2	0.99 ± 0.72
Sparisoma cretense	Hazard rate, simple polynomial of order 2	6.0	0.79 ± 0.03
Sciaena umbra*	Half normal, cosine of order 1	1.4	0.99 ± 0.75
Scorpaena spp.	Half normal, cosine of order 2	1.2	0.32 ± 0.05
Epinephelus costae	Hazard rate, hermite of order 2	6.5	0.84 ± 0.15
Epinephelus marginatus*	Uniform, cosine of order 1	7.0	0.58 ± 0.09
Serranus cabrilla	Hazard rate, simple polynomial of order 1	5.0	0.41 ± 0.07
Serranus scriba	Half normal, hermite of order 1	6.0	0.54 ± 0.04
Siganus luridus	Hazard rate, simple polynomial of order 2	6.0	0.73 ± 0.03
Siganus rivulatus	Uniform, cosine of order 1	6.3	0.56 ± 0.05
Dentex dentex*	Uniform	7.3	1.00 ± 0.48
Diplodus annularis	Hazard rate, simple polynomial of order 2	6.9	0.57 ± 0.04
Diplodus puntazzo	Uniform, cosine of order 1	6.9	0.60 ± 0.04
Diplodus sargus	Hazard rate, cosine of order 2	6.8	0.64 ± 0.09
Diplodus vulgaris	Uniform, cosine of order 2	7.0	0.66 ± 0.04
Oblada melanura	Hazard rate, simple polynomial of order 2	7.6	0.66 ± 0.04
Sarpa salpa	Hazard rate, simple polynomial of order 2	6.0	0.67 ± 0.05
Spondyliosoma cantharus*	Uniform	6.7	1.00 ± 0.38

Notes:

Best fit model, maximum width of line transect after truncation (w) and value of detectability along with the SE (P_a ± SE) of the DISTANCE analysis for each species.

For species marked with “*,” reasonable results were not obtained due to lack of sufficient observations.