Table 1. Morphometrics and record information for instrumented whales.
Body mass is estimated from standard length [20]. Based on his length, Balder is considered immature. The females are considered adult, but Thora only marginally so.
| Whale (sex) | Length (cm) | Fluke width (cm) | Mass (kg) | Year | Record start | Record end | Record duration hh:mm (d) |
|---|---|---|---|---|---|---|---|
| Freya (F) | 420 | 93 | 1045 | 2013 | 8 Aug. 16:41 | 11 Aug. 12:55 | 68:14 (2.8) |
| Thora (F) | 341 | 84 | 560 | 2014 | 11 Aug. 15:32 | 15 Aug. 22:19 | 102:47 (4.3) |
| Mára (F) | 390 | 95 | 824 | 2014 | 11 Aug. 16:15 | 12 Aug. 02:15 | 10:00 (0.4) |
| Frida (F) | 380 | 85 | 762 | 2015 | 15 Aug. 18:31 | 19 Aug. 05:12 | 82:41 (3.4) |
| Eistla (F) a | ~360 c | - | 650 | 2016 | 24 Aug. 13:16 | 28 Aug. 19:47 | 102:31 (4.3) |
| Balder (M) b | 372 | 90 | 685 | 2016 | 24 Aug. 12:50 | 31 Aug. 11:54 | 167:04 (7.0) |
| SUM: | 533:17 (22.2) |
a Accompanied by a calf
b Tusk length 74 cm
c Estimated