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.
Passenger (Inspected)
BREWSTER TIDE
MMSI 338084000 · Call sign KBTB
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
38.3 m
Beam
8.2 m
Draft
3.4 m
Call sign
KBTB
IMO
8977780
Official No.
1034178
AIS reports
3
BREWSTER TIDE is a ferry under American registration, 38.3 metres overall. She's built with a beam measuring 8.2 metres and a 3.4-metre draft. On AIS she appears as MMSI 338084000, call sign KBTB, IMO 8977780. Put BREWSTER TIDE on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard BREWSTER TIDE safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever BREWSTER TIDE roams, 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put BREWSTER TIDE on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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 BREWSTER TIDE and switch it all on
Free to join · nothing to install to start · cancel anytime
About BREWSTER TIDE
What kind of vessel is BREWSTER TIDE?
BREWSTER TIDE is a Passenger (Inspected) flagged to United States of America.
What is BREWSTER TIDE's MMSI?
BREWSTER TIDE's MMSI is 338084000. Call sign KBTB. IMO 8977780.
How big is BREWSTER TIDE?
BREWSTER TIDE is about 38.3 m long, 8.2 m on the beam, drawing 3.4 m.
Is BREWSTER TIDE on the Master's Mate Safety Initiative Network?
Not yet. If BREWSTER TIDE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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