Table 1:

Comparison of the two studied Magellanic penguin reproductive colonies

Colony	Punta Tombo	San Lorenzo
Number of breeding pairs	201 000a	135 000b
Age (years)	98	41
Years with tourism	>55	<20
Number of annual visitors	~100 000c	~10 000d
Population trendb	Decliningb (growth rate 0.99)	Increasingb (growth rate 1.21)

^aRebstock et al. (2016).

^bPozzi et al. (2015).

^cVillanueva et al. (2014).

^dSecretaría de Turismo y Areas protegidas. Anuario Estadístico 2014/15.