SOEST Ocean Gliders (SOG)
in the School of Ocean and Earth Science and Technology at the University of Hawai'i at Manoa
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SG146 Deployment History: SCOPE-ALOHA SeaGliders (D. Karl)

Mission 12: Data Config.
2016 HOE-Legacy 3 cruise
5/10/16 Went to Target location; no response to pings
4/11/16 Lost
- Abrupt communications failure: no reporting in; no prior errors
- deployed: ~19 days
3/24/16 Deployed N. of Molokai by R/V Kilo Moana during HOE-Legacy 3
Feb 16 Refurbished at Kongsberg
SG146, mission 12, cruise track
Mission 11: Data Config.
9/20/15 Recovered at Stn. ALOHA by R/V Kilo Moana
- pitch errors
- deployed: 64 days
7/19/15 Re-deployed at Stn. ALOHA by R/V Kilo Moana during HOT-274
SG146, mission 11, cruise track
Mission 10: Data Config.
7/16/15 - Replaced broken power leads to pitch motor.
- Replaced 'grey' ribbon cable.
- Replaced Conductivity sensor.
7/7/15 Recovered N. of Oahu
- pitch errors
- suspicious conductivity values
- deployed: 18 days
6/20/15 Deployed at Stn. ALOHA by R/V Kilo Moana during HOT-273
May 15 Refurbished at SOEST Ocean Gliders Facility
SG146, mission 10, cruise track
Mission 9:
6/15/14 Recovered N. of Oahu by R/V Kilo Moana during Agouron-10
- end of battery life!
- deployed: 96 days
5/14/14 Stopped communicating
3/12/14 Deployed at Stn. ALOHA by R/V Kilo Moana during HOE-BOE 1
Feb 14 Refurbished at SOEST Ocean Gliders Facility
SG146, mission 9, cruise track
Mission 7:
7/25/12 Tentatively traced to a chaffed/pinched ribbon cable with an exposed conductor somehow shorting out. The Wetlabs sensor cable connector attached to the pupa was also heavily corroded as if there had been some water incursion and causing another short.
7/9/12 Recovered N. of Oahu by Ms. Mahi
- Problem with pitch mechanism?
- deployed: 49 days
5/22/12 Deployed at Stn. ALOHA by R/V Ka'Imikai-O-Kanaloa during HOE-DYLAN 1
Apr 12 Refurbished at SOEST Ocean Gliders Facility
SG146, mission 7, cruise track
Mission 6:
8/3/11 Recovered N. of Oahu by Ms. Mahi
- nearing end of battery life
- deployed: 86 days
5/10/11 Deployed at Stn. ALOHA by R/V Ka'Imikai-O-Kanaloa during HOT-232
Apr 11 Refurbished at SOEST Ocean Gliders Facility
SG146, mission 6, cruise track
Mission 5:
11/17/10 Recovered at Stn. ALOHA by R/V Thompson
- nearing end of battery life
- deployed: 97 days
8/13/10 Re-deployed N. of Oahu by Ms. Mahi
7/13/10 Recovered N. of Oahu by Ms. Mahi
- conductivity problem during first 2 dives.
7/13/10 Deployed N. of Oahu by Ms. Mahi
2/1/10 Arrived back from UW
SG146, mission 5, cruise track
Mission 4: Photos
10/13/09 Shipped to UW for recalibration & refurbishment.
6/29/09 Recovered at Stn. ALOHA by R/V Kilo Moana during AGOURON-5
- Damaged most likely by a tiger shark attack (photos).
- Major damage: aft fairing, antenna mount, Wetlabs optics, SBE43 oxygen
- deployed: 49 days
6/10-20 Reduction of GPS fixes.
6/10/09 Unable to reliably receive data files.
5/12/09 Deployed 11 miles off Haleiwa by Raven
4/13/09 Arrived back from UW
SG146, mission 4, cruise track
Mission 2: Data
10/21/08 Shipped to UW for recalibration & battery replacement
7/31/08 Recovered by R/V Kilo Moana during CMORE-OPEREX
- nearing end of battery life
- deployed: 62 days
5/31/08 Deployed by R/V Kilo Moana during OPPEX-I next to single-pump
4/10/08 Checkout
2/19/08 Arrived from UW
SG146, mission 2, cruise track