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)

Capt Almer Dinsmore

MMSI 368421860 · Call sign WDQ4021

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

43.9 m

Beam

11.6 m

Draft

4.4 m

Call sign

WDQ4021

Official No.

1341687

AIS reports

Registered in the United States, Capt Almer Dinsmore is a 43.9-metre excursion vessel. She carries a beam of 11.6 m and a 4.4-metre draft. On AIS she appears as MMSI 368421860, call sign WDQ4021. Claim Capt Almer Dinsmore free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard Capt Almer Dinsmore 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 Capt Almer Dinsmore 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 Capt Almer Dinsmore 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 Capt Almer Dinsmore and switch it all on

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About Capt Almer Dinsmore

What kind of vessel is Capt Almer Dinsmore?

Capt Almer Dinsmore is a Passenger (Inspected) flagged to United States of America.

What is Capt Almer Dinsmore's MMSI?

Capt Almer Dinsmore's MMSI is 368421860. Call sign WDQ4021.

How big is Capt Almer Dinsmore?

Capt Almer Dinsmore is about 43.9 m long, 11.6 m on the beam, drawing 4.4 m.

Is Capt Almer Dinsmore on the Master's Mate Safety Initiative Network?

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