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)
Low Key
MMSI 367699470 · Call sign WDI4516
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
13.7 m
Beam
4.3 m
Draft
1.1 m
Call sign
WDI4516
Official No.
1263758
AIS reports
1
Low Key is a ferry vessel sailing under the American flag, 13.7 metres LOA. Below, she has a 4.3-metre beam and a draft of 1.1 m. She broadcasts as MMSI 367699470, call sign WDI4516. Low Key can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Low Key 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 Low Key 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 Low Key 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 Low Key and switch it all on
Free to join · nothing to install to start · cancel anytime
About Low Key
What kind of vessel is Low Key?
Low Key is a Passenger (Inspected) flagged to United States of America.
What is Low Key's MMSI?
Low Key's MMSI is 367699470. Call sign WDI4516.
How big is Low Key?
Low Key is about 13.7 m long, 4.3 m on the beam, drawing 1.1 m.
Is Low Key on the Master's Mate Safety Initiative Network?
Not yet. If Low Key is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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