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"Mwingo", Colvic Countess 33, Bilge Keel, Centre Cockpit, Ketch, Lying  Essex

Sails and Deck Gear
Aft Cabin


Mwingo is a Colvic Countess 33 bilge keel, centre cockpit, ketch designed by Ian Anderson and built by Colvic Craft and Hartley Marine in 1984. 

Approximate Dimensions

Length Overall  35ft  10.67m
Length on Deck  33ft 10.06m
Waterline Length  28ft 6ins 8.69m
Beam  11ft 8ins 3.56m
Draft  4ft 6ins 1.37m
Sail Area 483sq ft 45sq m
Displacement  9 tons 9145kg
Ballast 2.64 tons 2680kg


One piece moulding in hand laid up chopped strand mat and woven rovings to designer's laminate schedule, utilising Lloyd's approved materials. Laminated under temperature controlled conditions to designer's requirements, gel coat hand applied. Designed in knuckle for added strength and styling, skeg hung rudder and fin or bilge keel options.


One piece moulding in hand laid-up G.R.P. incorporating end grain balsa wood sandwich construction for optimum strength and good insulation. Side decks cambered to provide good drainage and flat working surface when heeled. Deep self draining cockpit, having contoured seating with moulded locker hatches and incorporating an integrally-moulded aft cabin.

Rig, Sails and Spars

Bermudan Ketch rig
Anodised Aluminium alloy spars
Stainless Steel standing rigging (1999)
Mainsail by James Lawrence Sailmakers ((2006)
Mizzen - Good condition
Genoa - good New Sun strip fitted
Mizzen staysail - good
Cruising chute - good
Hood Headsail furling gear
Slab reefing on main

Deck Equipment

Bruce Bower anchor on 30m chain and 20m warp
Alloy Kedge anchor on 10m chain + warp
Simpson Lawrence Hi-Speed manual anchor windlass
Sprayhood - excellent 
Spray dodgers


Full cockpit canopy
Deck Mop
Boat hooks x 2
Whisker Pole
British Ensign
Anchor Ball
Motor Sailing cone
Anchor light
Teak cockpit grating
Cockpit cushions

Binnacle mounted steering compass

General Equipment


Oil lamp
Hand bearing Compass

Clock and barometer

Neptune 2 hob / grill and oven 


Gas water heater
12Volt electric refrigerator


Mains de-humidifier
Eberspacher central warm air heating.

Engine and Machinery

4-cylinder Petter 36hp diesel (based on the VW Golf diesel)
drives 2-blade folding propeller


Diesel - 20 Gallons
Water 2 x 30gallon flexible tanks

Electrics / Electronics

2 x 100AH domestic 12Volt batteries
1 70AH engine start 12Volt battery


Comprehensive switch and fuse panel
TWC alternator boost controller


Furuno Radar 
Navman Tracker 5500 GPS Chart plotter


Nasa Target Navtex Pro plus
Audio Line radio cassette player  LW/MW/FM stereo


Autohelm ST 4000+ Wheel Autopilot
Raymarine ST30 Windspeed and direction indicator
Nasa Clipper echo sounder and Log 


Cobra  DSC VHF Radio Telephone

Safety Gear

Liferaft - needs servicing


Lifebelts x 2
One with light


3 x Fire extinguishers including one automatic one in the engine compartment
Fire blanket near galley


Radar reflector
Boarding ladder

Shore Gear

Avon 240 Inflatable dinghy


Johnson 2hp outboard motor

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For further details or to arrange to view, please contact Adrian  Espin at: - Astonbury Marine Services 
19 Colne Road, Brightlingsea, Essex, CO7 0DL  Tel: 01206 305 996  or +44 1206 305 996
or email to:
In this case we are acting as Brokers only. The Vendor is not selling in the course of a business. Whilst every care has been taken in their preparation, the correctness of these particulars is not guaranteed. The particulars are intended only as a guide and they do not constitute a term of any contract. A prospective buyer is strongly advised to check the particulars and, where appropriate, to have the vessel fully surveyed and inspected, sea trialled and opened up.  All Content is copyright - all rights reserved.