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.
Recreational
Tidewater 1
MMSI 368142720 · Call sign WDL5615
Not yet on Master's MateType
Recreational
Flag
USALength
9.8 m
Beam
3.1 m
Draft
1.8 m
Call sign
WDL5615
Official No.
1297186
Hull ID
NLPYC122D919
AIS reports
1
Tidewater 1 is a recreational boat flagged in the United States, 9.8 metres from stem to stern. Tidewater 1 has a beam measuring 3.1 metres and a 1.8-metre draft. On the registers she's MMSI 368142720, call sign WDL5615. Bring Tidewater 1 aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for recreational captains
Keep Tidewater 1 looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Tidewater 1 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Tidewater 1 on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim Tidewater 1 and switch it all on
Free to join · nothing to install to start · cancel anytime
About Tidewater 1
What kind of vessel is Tidewater 1?
Tidewater 1 is a Recreational flagged to United States of America.
What is Tidewater 1's MMSI?
Tidewater 1's MMSI is 368142720. Call sign WDL5615.
How big is Tidewater 1?
Tidewater 1 is about 9.8 m long, 3.1 m on the beam, drawing 1.8 m.
Is Tidewater 1 on the Master's Mate Safety Initiative Network?
Not yet. If Tidewater 1 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.