Species	Inflection point based on perpendicular distance i_perp
Species	ss = 0 - 1	ss = 2	ss = 3	ss = 4
Harbour porpoise	141	90	117	33
Common dolphin	239	243	202	79
Risso’s dolphin	410	355	410	355
Bottlenose dolphin	410^a	355^a	410^a	355^a