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.

Industrial Vessel

Chickasaw

MMSI 366955390 · Call sign WDC3961

Not yet on Master's Mate

Type

Industrial Vessel

Flag

USA

Length

80.5 m

Beam

24.4 m

Draft

6.1 m

Call sign

WDC3961

IMO

8758665

Official No.

525459

AIS reports

Chickasaw is a cargo vessel registered in the United States, 80.5 metres overall. She carries a beam of 24.4 m and a 6.1-metre draft. On the registers she's MMSI 366955390, call sign WDC3961, IMO 8758665. Chickasaw can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.

Free forever · No credit card · for commercial operators

Eyes on Chickasaw, around the clock.

Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.

Put her on the dashboard — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Chickasaw 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 commercial operators

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Chickasaw on the map. It hands you the full bridge:

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.

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

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.

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 Chickasaw and switch it all on

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

Claim free → unlock everything

About Chickasaw

What kind of vessel is Chickasaw?

Chickasaw is a Industrial Vessel flagged to United States of America.

What is Chickasaw's MMSI?

Chickasaw's MMSI is 366955390. Call sign WDC3961. IMO 8758665.

How big is Chickasaw?

Chickasaw is about 80.5 m long, 24.4 m on the beam, drawing 6.1 m.

Is Chickasaw on the Master's Mate Safety Initiative Network?

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