Coastside Salmon Net Pen Acclimation Project April 2018 1 - PowerPoint PPT Presentation

Agenda I tem B.1.b Supplemental Public Presentation 1 (Wolford) April 2018 Coastside Salmon Net Pen Acclimation Project April 2018 1

Salmon Net Pen Data • Yearly acclimation numbers total 3.2 million, 100% CWT/Clipped – 2012 180,000 – 2013 420,000 – 2014 360,000 – 2015 330,000 – 2016 480,000 – 2017 720,000 – 2018 720,000 • Harvest widely distributed • Harvest rates much greater than other releases • Stray rates same or lower than estuary net pen releases April 2018 2

Harvest is Widely Distributed • Commercial and recreational landings as far north as Southeast Alaska, generally Vancouver Island south • Recovery distribution of 2013 and 2014 brood April 2018 3

Much Higher Adult Harvest Rates -- 2014 Brood 2.00% 1.90% 1.80% 1.60% 1.40% 1.20% 0.93% 1.00% 0.71% 0.80% 0.60% 0.42% 0.35% 0.40% 0.16% 0.08% 0.20% 0.03% 0.00% April 2018 4

Much Higher Jack Harvest Rates -- 2015 Brood 0.90% 0.83% 0.80% 0.70% 0.60% 0.50% 0.49% 0.50% 0.40% 0.30% 0.19% 0.20% 0.15% 0.14% 0.13% 0.12% 0.10% 0.03% 0.03% 0.02% 0.01% 0.01% 0.00% April 2018 5

Operational videos • Vaccination at the hatchery. – https://youtu.be/mVdY8ox_uuk • Assembly of net pen: – https://www.youtube.com/watch?v= KHmm7-zkGRE – https://www.youtube.com/watch?v= t1XjAEPa4zo • Delivery of the fish at the harbor – https://www.youtube.com/watch?v= qV91R_4esOY – https://www.youtube.com/watch?v= 0ZE_s_X6dyo (starts with retrieval of pen from its mooring) • Release of fish (shows pen at its mooring): – https://www.youtube.com/watch?v= iZRvRDqRgSU April 2018 6