Year | Sire | Dam | Offspring | Survival (%)a |
---|
2006 | 1 | 1 | 14,800 | 1.37 |
2007 | 2 | 2 | 24,000 | 3.19 |
2008 | 2 | 3 | 31,600 | n.a. |
2009 | 2 | 4 | 30,000 | 19.17 |
2010 | 2 | 4 | 35,000 | 34.80 |
2011 | 3 | 4 | 13,200 | 14.32 |
2012 | 2 | 5 | 36,360 | 21.60 |
2013 | 2 | 4 | 17,100 | 8.55 |
2014 | 2 | 3 | 33,000 | 18.00 |
All years | 18 | 30 | 235,060 | 17.67 |
- A total of 30 families in which there were 20 half-sib groups (some males were mated with multiple females). Total number of unique males and females = 6 and 10, respectively (the same males and females were repeatedly paired in years 2008–2014)
- aMean survival after metamorphosis (calculated as percent difference from stocking), n.a. = not available