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Results of cementum aging of 65 otters found dead in Schleswig-Holstein.
| Age of Otters [Years] |
Number of Otters | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Unknown Years | 2015–2018 | 2019 | 2020 | ||||||
| Male | Female | ND 1 | Male | Female | Male | Female | Male | Female | |
| <0.5 | / | / | / | / | / | 1 | / | 1 | / |
| 0.5–0.75 | / | / | / | 2 | 1 | 1 | 1 | 3 | 1 |
| 0.5–2.5 | / | / | 1 | 1 | 1 | 2 | 2 | 1 | 1 |
| 1.25–2.9 | / | / | / | 2 | 3 | 5 | 1 | 5 | 1 |
| 1.5–3.5 | / | / | / | / | / | / | 1 | 2 | 1 |
| 2.2–3.5 | / | / | / | 1 | / | 1 | 2 | 3 | 3 |
| 2.4–4.5 | / | 1 | / | / | 3 | / | 1 | / | / |
| 3.5–5.5 | 1 | / | / | / | 1 | / | 2 | 1 | 3 |
| 5.5–7.5 | / | / | / | / | / | / | / | 1 | / |
1. ND = not determined.
