Hood Canal Buoys: Overview

1
Hood Canal Buoys Overview
Duckabush Buoy
47 degrees 33.2 N, 123 degrees 0.0 W Depth 200
m
Hoodsport Buoy
47 degrees 25.309 N, 123 degrees 6.755 W Depth
120 m
Twanoh Buoy
47 degrees 22.5 N, 123 degrees 0.5 W Depth 35m
2
Hood Canal Buoys Distances Apart
Duckabush Buoy
47 degrees 33.2 N, 123 degrees 0.0 W Depth 200
m
Hoodsport Buoy
47 degrees 25.309 N, 123 degrees 6.755 W Depth
120 m
17 km
Twanoh Buoy
47 degrees 22.5 N, 123 degrees 0.5 W Depth 35m
8 km
7 km
3
Hood Canal Buoys Location and Depth
Buoy Coordinates Depth (m)

Duckabush 47 degrees 33.2 N, 123 degrees 0.0 W 200

Hoodsport 47 degrees 25.309 N, 123 degrees 6.755 W 120

Twanoh 47 degrees 22.5 N, 123 degrees 0.5 W 35
4
Ocean-TUNE Deployment Candidate Location
Hoodsport Buoy
Glen Ayr Resort
Hoodsport Hatchery
Union Marina
Potlatch Marina
5
Ocean-TUNE Deployment Candidate Location
Hoodsport Buoy
1.3 km
Glen Ayr Resort
3.0 km
7.0 km
7.2 km
Hoodsport Hatchery
Union Marina
Potlatch Marina
6
Ocean-TUNE Deployment Candidate Location
Hoodsport Buoy
1.3 km
Glen Ayr Resort
3.0 km
2.0 km
glenayr_at_hctc.com
Hoodsport Hatchery
Port of Hoodsport portmail_at_hctc.com
7
Available Environmental Data

• Buoy CTD Data
• Ztime Yearday from 2000 (yearday 1 January 1,
  2000)
• Zpress Pressure, db
• Zcond Conductivity, S/m
• Ztemp Temperature, degrees C
• Zsal Salinity, psu
• Zsigma Sigma-T, kg/m
• Zv0 voltage of channel 1
• Zv1 voltage of channel 2
• Zv2 voltage of channel 3
• Zv3 voltage of channel 4
• ZoxyVolt voltage of oxygen channel
• Zoxy_mgL Oxygen, mg/L
• Zoxy_umol Oxygen, umol/kg
• Zoxysat_mgL Oxygen saturation, mg/L
• Zoxysat_umol Oxygen saturation, umol/kg
• Zoxypersat Oxygen percent saturation, percent
• Zfluor Fluorometer, mg/m3
• Znitrate NO3, umol

• PSBathy.mat
• longgrid
• latgrid
• z
• lonshore
• latshore

• HCBathy.mat
• longgrid
• latgrid
• z
• lonshore
• latshore

8
Sound Speed Profile Near Hoodsport Buoy
9
Sound Speed Profile Near Hoodsport Buoy
10
Sound Speed Profile Near Hoodsport Buoy
11
Hood Canal Buoys
Duckabush Buoy
47 degrees 33.2 N, 123 degrees 0.0 W Depth 200
m
Hoodsport Buoy
47 degrees 25.309 N, 123 degrees 6.755 W Depth
120 m
Twanoh Buoy
47 degrees 22.5 N, 123 degrees 0.5 W Depth 35m
12
Hood Canal Buoy Information

• Physical Dimensions
• Modem Attachments / Communication Systems
• Power Supply
• Regular Operations Mode

13
Twanoh Buoy Power Supply

• Two 24V battery packs
• Solar panels
• Wind turbine

14
Communication System

• Communication System WiFi
• Twanoh onboard WiFi amplifier and router
• Hoodsport only WiFi amplifier, access point at
  nearby library

15
Physical Dimensions
16
Operations Mode

• Sample the water as much as 12 times a day and as
  few as 3 times a day
• Sampling takes approximately 20 minutes
• Power drain to be determined
• Sampling hardware package includes sensors to
  measure CTD data (conductivity, temperature, and
  depth)