2012−2013
Depth (m)
6-MONTH TIME SERIES OF DISSIPATION RATE
09/14
09/28
10/12
10/26
11/09
11/23
12/07
12/21
01/04
01/18
02/01
02/15
03/01
20
40
60
80
100
120
140
160
180
200
10–11
10–10
10–9
10–8
10–7
10–6
χ (K2 s–1)
25°00’N
24°30’N
24°00’N
38°30’W
38°00’W
37°30’W
Moorings
Glider profles
SPURS-1
20°C
20°C
22°C
22°C
24°C
24°C
χ = 10–8
ε = 10–8
χ = 10–9
ε = 10–10
χ = 10–11
ε = 10–11
REAL-TIME PROCESSING
FINAL PROCESSING
100
101
102
103
10–8
10–7
10–6
10–5
10–4
10–3
10–8
10–7
10–6
10–5
10–4
10–3
PSD [(dT/dz)2 per (cycles per meter)]
Wavenumber (cycles per meter)
Noise
Noise
χ = 10–8.5
ε = 10–10
Increasing ε
Increasing
χ
Dive 100, up
220 m
Dive 100, down
105 m
115 m
145 m
20°C
22°C
24°C
56
SPECIAL ISSUE ON
Autonomous and Lagrangian Platforms and Sensors:
Current and Future Directions in Ocean Sampling
15
FROM THE GUEST EDITORS > Autonomous Instruments Significantly
Expand Ocean Observing: An Introduction to the Special Issue
By C.M. Lee, T. Paluszkiewicz, D.L. Rudnick, M.M. Omand, and R.E. Todd
18
FEATURE > The Argo Program: Present and Future
By S.R. Jayne, D. Roemmich, N. Zilberman, S.C. Riser, K.S. Johnson,
G.C. Johnson, and S.R. Piotrowicz
29
TECHNOLOGY REPORT > Air-Deployable Profiling Floats
By S.R. Jayne and N.M. Bogue
32
TECHNOLOGY REPORT > Looking Ahead: A Profiling Float Micro-Rosette
By P. Bresnahan, T. Martz, J. de Almeida, B. Ward , and P. Maguire
33
TECHNOLOGY REPORT > ASIP: Profiling the Upper Ocean
By A. ten Doeschate, G. Sutherland, L. Esters, D. Wain, K. Walesby,
and B. Ward
36
TECHNOLOGY REPORT > A New Technology for Continuous Long-Range
Tracking of Fish and Lobster
By T. Rossby, G. Fischer, and M.M. Omand
38
FEATURE > Autonomous Multi-Platform Observations During the Salinity
Processes in the Upper-ocean Regional Study
By E.J. Lindstrom, A.Y. Shcherbina, L. Rainville, J.T. Farrar, L.R. Centurioni,
S. Dong, E.A. D’Asaro, C. Eriksen, D.M. Fratantoni, B.A. Hodges, V. Hormann,
W.S. Kessler, C.M. Lee, S.C. Riser, L. St. Laurent, and D.L. Volkov
49
TECHNOLOGY REPORT > Multi-Month Dissipation Estimates Using
Microstructure from Autonomous Underwater Gliders
By L. Rainville, J.I. Gobat, C.M. Lee, and G.B. Shilling
51
TECHNOLOGY REPORT > Observing Internal Tides in High-Risk Regions
Using Co-located Ocean Gliders and Moored ADCPs
By R.A. Hall, B. Berx, and M.E. Inall
53
TECHNOLOGY REPORT > KAUST’s Red Sea Observing System
By B.H. Jones and Y. Kattan
56
FEATURE > An Autonomous Approach to Observing the Seasonal Ice Zone
in the Western Arctic
By C.M. Lee, J. Thomson, and the Marginal Ice Zone and Arctic Sea
State Teams
69
TECHNOLOGY REPORT > On the Benefit of Current and Future ALPS Data
for Improving Arctic Coupled Ocean-Sea Ice State Estimation
By A.T. Nguyen, V. Ocaña, V. Garg, P. Heimbach, J.M. Toole, R.A. Krishfield,
C.M. Lee, and L. Rainville
contents
VOL. 30, NO. 2, JUNE 2017
38
29
49
Oceanography | June 2017
seabird.com/hydrocat-ep
Multi-Parameter Water Quality Instrument
HydroCAT-EP
+1 425 643 9866
seabird@seabird.com
Scientifically Defensible Data
Multiple anti-fouling systems
enable long-term deployments
in biologically-rich environments
The HydroCAT-EP measures:
• Conductivity
• Temperature
• Pressure
• Dissolved Oxygen
• Chlorophyll
•
• Turbidity
• pH