Table 1.
Sampled subpopulations of Nacella spp., local tidal emersion regimes and experimental conditions
| Site | Coordinates | Species | Tidal zone, depth | Tidal emersion | N / group | Air T [°C] | Weather |
|---|---|---|---|---|---|---|---|
| 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 | |||||
N = number of sampled individuals of the subpopulations; air T = temperature range in the course of the air exposure experiments.