Survey operations in 1997

Hydrographic and scientific survey vessels, often towing long arrays.

issued in 1997
3
still in force
0
vs previous year
—
first · last
09-20 · 12-25

By month

J
F
M
A
M
J
J
A
S
O
N
D

By NAVAREA series

  • HYDROLANT3

Where · top seas

North Atlantic Ocean133%
North Sea133%
Adriatic Sea133%

All survey operations issued in 1997 · 3

  1. HYDROLANT 2035/971997-12-25 → 1999-03-12
    Underwater survey operations in progress until further notice by M/V western patriot towing 3000 meter long…
  2. HYDROLANT 1818/971997-11-23 → 1999-03-13
    Diving operations in progress until further notice by M/V stephaniturm vicinity 53-10N 002-42E
  3. HYDROLANT 1416/971997-09-20 → 1999-02-19
    Scientific buoy established in 00-09.3N 000-50.5W

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.

Survey operations in 1997 · seahazards