SLIDE 26 50.6 21.8 11.9 26.2 50.7 75.7 49.6 99.5 29 137.4 25.2 48.2 64.4 113 55.6 88.8 82.2 94.7 52.4 52 87.5 20 40 60 80 100 120 140 160 1989 1990 1991 1992 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2012 2013 2014 2015 2016 2018
Salmon (Juvenile) Parr Population Estimate Fish Per 100m squared - Afon Ogwen 1989 - 2018
Salmon (Juvenile) Parr Population Estimate Fish Per 100m
Adapted from Source NRW - Salmonid Juvenile Data – Afon Ogwen Site 4 SH63806270
Missing Data
Grade Descriptor Interpretation A Excellent In the top 20% for a fishery of this type B Good In the top 40% for a fishery of this type C Fair In the middle 20% for a fishery of this type D Fair In the bottom 20% for a fishery of this type E Poor In the bottom 20% for a fishery of this type F Fishless No fish of this type present
National Fish Classification Scheme Grades (Densities of Juvenile fish present)
NRW’s Parr Population Estimate DOES NOT POINT to a ‘’COLLAPSE IN SALMON STOCK’’