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

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Mar 07, 2023 123 likes •189 views

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

SLIDE 1

Coastside Salmon Net Pen Acclimation Project

April 2018 1 Agenda I tem B.1.b Supplemental Public Presentation 1 (Wolford) April 2018

SLIDE 2

Salmon Net Pen Data

April 2018 2

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

SLIDE 3

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

SLIDE 4

Much Higher Adult Harvest Rates -- 2014 Brood

April 2018 4

0.03% 0.08% 0.16% 0.35% 0.42% 0.71% 0.93% 1.90%

0.00% 0.20% 0.40% 0.60% 0.80% 1.00% 1.20% 1.40% 1.60% 1.80% 2.00%

SLIDE 5

April 2018 5

Much Higher Jack Harvest Rates -- 2015 Brood

0.01% 0.01% 0.02% 0.03% 0.03% 0.12% 0.13% 0.14% 0.15% 0.19% 0.49% 0.50% 0.83%

0.00% 0.10% 0.20% 0.30% 0.40% 0.50% 0.60% 0.70% 0.80% 0.90%

SLIDE 6

Operational videos

April 2018 6

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