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)

OSPREY II

MMSI 367108720 · Call sign WDC9939

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

16.9 m

Beam

5.5 m

Draft

2.3 m

Call sign

WDC9939

Official No.

1062923

AIS reports

Registered in the United States, OSPREY II is a 16.9-metre ferry vessel. Below, she has a beam of 5.5 m and a draft of 2.3 m. She's listed under MMSI 367108720, call sign WDC9939. OSPREY II 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 OSPREY II 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 OSPREY II 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 OSPREY II 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 OSPREY II and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About OSPREY II

What kind of vessel is OSPREY II?

OSPREY II is a Passenger (Inspected) flagged to United States of America.

What is OSPREY II's MMSI?

OSPREY II's MMSI is 367108720. Call sign WDC9939.

How big is OSPREY II?

OSPREY II is about 16.9 m long, 5.5 m on the beam, drawing 2.3 m.

Is OSPREY II on the Master's Mate Safety Initiative Network?

Not yet. If OSPREY II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).