Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Tug
JACK HOLLAND
MMSI 367725880 · Call sign WD17153
Not yet on Master's MateType
Tug
Flag
USALength
22 m
Beam
7 m
Draft
2.6 m
Call sign
WD17153
IMO
8990952
Official No.
669003
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
63
JACK HOLLAND is an American tugboat, measuring 22 metres. JACK HOLLAND has 7 metres in the beam and a 2.6 m draft. She's on record as MMSI 367725880, call sign WD17153, IMO 8990952. JACK HOLLAND is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for working boats
Built for boats that work — like JACK HOLLAND.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 3, 2026
Position
38.2087° N, 75.9540° W
Working Chesapeake Bay? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put JACK HOLLAND on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim JACK HOLLAND and switch it all on
Free to join · nothing to install to start · cancel anytime
About JACK HOLLAND
What kind of vessel is JACK HOLLAND?
JACK HOLLAND is a Tug flagged to United States of America.
Where was JACK HOLLAND last seen?
JACK HOLLAND was last reported in Chesapeake Bay in Jun 2026 on public AIS.
What is JACK HOLLAND's MMSI?
JACK HOLLAND's MMSI is 367725880. Call sign WD17153. IMO 8990952.
How big is JACK HOLLAND?
JACK HOLLAND is about 22 m long, 7 m on the beam, drawing 2.6 m.
Is JACK HOLLAND on the Master's Mate Safety Initiative Network?
Not yet. If JACK HOLLAND is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.