Table 1. Data regarding species group composition collected over 25 weeks (period 11 August 2016 to 29 May 2017).

Sightings were classified according to 19 descriptors: (A1) Common dolphins only; (A2) Striped dolphins only; (A3) Bottlenose dolphins only; (B1) Common dolphins with mother/hybrid pair together; (B2) Striped dolphins with mother/hybrid pair together; (B3) Bottlenose dolphins with mother/hybrid pair together; (C1) Common dolphins with mother/hybrid pair not together; (C2) Striped dolphins with mother/hybrid pair not together; (C3) Bottlenose dolphins with mother/hybrid pair not together; (D1) Common dolphins with one of the mother/hybrid pair (mother or hybrid); (D2) Striped dolphins with one of the mother/hybrid pair (mother or hybrid); (D3) Bottlenose dolphins with one of the mother/hybrid pair (mother or hybrid); (E1) Mother/hybrid pair only; (E2) Mother only; (E3) Hybrid only; (F1) Common mixed with striped dolphins; (F2) Common mixed with bottlenose dolphins; (F3) Bottlenose mixed with striped dolphins; (F4) Common and striped dolphins mixed with mother/hybrid pair.

Week	A1	A2	A3	B1	B2	B3	C1	C2	C3	D1	D2	D3	E1	E2	E3	F1	F2	F3	F4
1	1,286	0,143	0,571	1,286	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2	2,4286	0	0	2,286	0	0	0	0	0	0	0	0	0	0	0,286	0	0	0	0
3	2	0	0,2	1,2	0	0	0	0	0	0,2	0	0	0,2	0	0	0,2	0	0	0
4	2,667	0	0,667	1,667	0	0	0	0	0	0	0	0	0,167	0	0	0	0	0	0
5	2,333	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0,667	0	0	0
6	2	0	0	1,143	0	0	0	0	0	0	0	0	0,167	1,423	0	0	0	0	0
7	1,5	0	0	0,667	0	0	0	0	0	0	0	0	0	0	0	0,333	0	0	0
8	1,333	0	0,167	1,333	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0,167
9	2	1,1667	0,1667	0,833	0	0	0	0	0	0	0	0	0,167	0	0	1,167	0	0	0
10	1,833	0,333	1	0,833	0	0	0	0	0	0	0	0	0	0	0	0,167	0	0	0
11	1,333	0	0,5	0,167	0	0	0	0	0	0	0	0	0,167	0	0	0,167	0	0	0,167
12	1,143	0	0,286	0,571	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
13	1	0	0	0,833	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
14	1	0	0	1,2	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
15	1,25	0,25	0	0,75	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
16	1	0	0	0,6	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
17	1	0	0	0,667	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
18	1	0	0	0,25	0	0	0,25	0	0	0	0	0	0	0	0	0,25	0	0	0
19	0,75	0,25	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
20	0,667	0	0	0,333	0	0	0	0	0	0	0	0	0,333	0	0	0	0	0	0
21	0,571	0,714	0,143	0	0	0	0	0	0	0	0	0	0	0	0	0,143	0	0	0
22	1,5	0,25	0,5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
23	3	0	0,25	0	0	0	0	0	0	1,5	0	0	0	0	0	0	0	0	0
MEAN	1,5041130	0,1350739	0,193508	0,8095217	0	0	0,0108695	0	0	0,0739130	0	0	0,0522173	0,0618695	0,0124347	0,1345217	0	0	0,014521
SD	0,6636513	0,2836602	0,275524	0,5628901	0	0	0,052128	0	0	0,3136549	0	0	0,0952823	0,2967160	0,0596351	0,2763548	0	0	0,048113