Table 1 Sampled subpopulations of Nacella spp. , local tidal emersion regimes and experimental conditions

Puerto Montt (PM)

41°30^′42^′′S 73°00^′55^′′W

N. magellanica

Intertidal, 5–6 m

Spring tides

6

16–24

Sunny

Punta Arenas (PA)

52°56^′56^′′S 70°47^′44^′′W

N. magellanica

Intertidal, 1 m

2–4 h / d

6

9–17

Sunny/ cloudy

N. deaurata

Sublittoral, 2 m

-

6

Potter Cove (PC)

62°14^′25^′′S, 58°40^′51^′′W

N. concinna

Intertidal, 1 m

2–4 h / d

8-10

0

protected

Sublittoral, 13–15 m

-

8-10