Table 1 Radiocarbon dates at different depths in the 4 sediment profiles
Site and depth (cm) | Conventional radiocarbon age 14C BP ± 2 σ | Median probability (range of calibration) cal. years BP | Dated material | Laboratory number |
|---|---|---|---|---|
Aurélie Lake | ||||
43–44 | 2870 ± 30 | 3007 (2879–3136) | Macroremains | Poz-35983 |
111–112 | 3990 ± 35 | 4443 (4319–4568) | Macroremains | Poz-35984 |
163–164 | 4750 ± 35 | 5457 (5329–5586) | Macroremains | Poz-36014 |
220–221 | 6140 ± 40 | 7047 6931–7163) | Macroremains | Poz-36016 |
236–237 | 6490 ± 40 | 7396 (7317–7476) | Macroremains | Poz-36017 |
326–327 | 7460 ± 50 | 8279 (8185–8373) | Macroremains | Poz-36018 |
Nans Lake | ||||
20–25 | 1200 ± 40 | 1075 (1180–970) | Gyttja | Beta-275126 |
30–35 | 1820 ± 30 | 1675 (1740–1610) | Gyttja | Beta-298239 |
50–51 | 3290 ± 40 | 3480 (3570–3390) | Gyttja | Beta-267031 |
100–101 | 4040 ± 40 | 4555 (4560–4550) | Gyttja | Beta-267032 |
130–131 | 4630 ± 40 | 5420 (5460–5380) | Gyttja | Beta-298237 |
150–151 | 4040 ± 40 | 4490 (4570–4410) | Gyttja | Beta-267033 |
150–151 | 4720 ± 40 | 5555 (5570–5540) | Gyttja | Beta-298238 |
170–171 | 5230 ± 40 | 5950 (6000–5900) | Gyttja | Beta-267034 |
212–213 | 7800 ± 40 | 8505 (8600–8410) | Gyttja | Beta-267035 |
Richard Lake | ||||
0–5 | 560 ± 30 | 510 (530–490) | Gyttja | Beta-293916 |
20–25 | 1220 ± 30 | 1075 (1170–980) | Gyttja | Beta-293917 |
80–81 | 3800 ± 30 | 2325 (4230–420) | Gyttja | Beta-293911 |
97–98 | 4870 ± 40 | 5535 (5600–5470) | Gyttja | Beta-293912 |
131–132 | 6770 ± 40 | 7520 (7580–7460) | Gyttja | Beta-293913 |
149–150 | 6820 ± 40 | 7585 (7620–7550) | Gyttja | Beta-293914 |
159–160 | 7560 ± 40 | 8265 (8350–8180) | Gyttja | Beta-293915 |
Twin Lake | ||||
24–25 | 2415 ± 30 | 2436 (2357–2679) | Gyttja | SacA16557 |
54–55 | 3615 ± 30 | 3923 (3848–4056) | Gyttja | SacA16556 |
74–75 | 4105 ± 30 | 4625 (4480–4806) | Gyttja | SacA16555 |
94–95 | 4340 ± 30 | 4906 (4851–5019) | Gyttja | SaA16554 |
114–115 | 4435 ± 30 | 5028 (4892–5264) | Gyttja | SacA16553 |
134–135 | 5245 ± 30 | 5988 (5931–6169) | Gyttja | SacA16552 |
164–165 | 6285 ± 30 | 7215 (7166–7267) | Gyttja | SacA16551 |
180–181 | 6910 ± 50 | 7742 (7654–7866) | Macroremains | Poz-32158 |
183–184 | 7625 ± 45 | 8419 (8368–8531) | Gyttja | SacA16550 |