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31' Blue Seas Explorer 1986

$ 59,500

The 31 BLUE SEAS DOWNEAST STYLE EXPLORER was built from true craftsman in Maine at BLUE SEAS MARINE. The TORTOISE has a semi-displacement built downeast hull. The boat was built with a full run keel with a protected rudder. The flare of the 31 Blue Seas makes for a dry comfortable ride. The current owner is a knowledgeable seaman and has maintained and cared for his boat. 


  • Builder: Blue Seas
  • Model: Explorer
  • Location: Cape May, New Jersey, United States
  • Type: Power
  • LOA: 31 ft 0 in
  • Display Length: 31 ft
  • Price: $ 59,500
  • Beam: 11' 5"
  • Category: Downeast
  • Water Capacity: 60 gals
  • Fuel Capacity: 160 gals
  • Engine Details: Volvo FWC-TAMD40
  • Engine 1: 1986 0.00 HRS 165.00 HP
  • Engine Fuel: Diesel

TORTOISE accommodations are typical for a sedan style motor yacht. Starting from the bow you have the V-berth with filler cushion.  P&S shelves over the berth and stowage below.  There is a quarter berth to the port side.  The full head with shower sink and toilet are on the starboard side. 

Up the steps is and on the starboard side is the large helm with great visibility. Starboard and aft is the full galley and to port is a large couch for sitting or used as another bunk.  The salon door leads to a roomy cockpit for fishing or diving.

  • Tasco propane stove/oven with twin 5lb propane tanks with safety shut-off solenoid switch
  • Stainless steel deep sink with hot and cold water faucets
  • Water filter for fresh water system
  • Cabinet and drawer storage
  • Teak and holly cabin sole in salon
  • Wine glass rack
  • Autohelm 5000 autopilot
  • Rudder position indicator
  • Garmin 125 GPS
  • Standard Horizon VHF radio
  • AM/FM/Cassette stereo with interior and cockpit speakers
  • Uniden VHF radio
  • JVC 1800 Color radar
  • Horizon digital depth with alarm
  • SR Mariner speed and distance log
  • Ritchie magnetic compass
  • 20" LCD HD TV
  • 30 amp 125VAC shore power system with 50' cord
  • 125VAC electrical breaker panel
  • 125VAC receptacle
  • Prowatt 1000 watt inverter
  • 125VAC, 12000 BTU Marine reverse cycle air conditioning/heat
  • Raritan 6 gallon hot water heater
  • Dytek automatic battery charger
  • Two 12VDC house batteries
  • 12VDC engine start battery
  • 12VDC electrical breaker panel
  • 12VDC lighting
  • 12VDC Ray-line spotlight
  • P&S windshield wipers
  • (3) 12VDC automatic bilge pumps
  • 12VDC engine room blower
  • 12VDC Horizon 500 electric anchor windlass with remote control at the helm
  • Dual electric horns
  • 12VDC navigation lights

TORTOISE is powered by a single Volvo Penta FWC TAMD40 turbocharged six cylinder 165HP diesel engine with 2050hrs time since new. This is turning a fully skegged protected 18"x15" 4 blade propeller with a 1 1/2" SS shaft. There is a spare propeller.  You have a Racor 900fg diesel fuel filter system.  The steering system is hydraulic and the throttle and gear is a single lever morse control. There are seacocks and strainers for the main engine and all pump inlets.  There are three separate water tight bulkheads and each has its own automatic bilge pump.

TORTOISE is a very nice well-built very fuel efficient DOWNEAST STYLE boat. It would make a great dive boat or coastal cruiser.

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.


Our Blue Seas listing is a great opportunity to purchase a very nice 31' Explorer. She is currently listed with United Yacht Sales broker Frank Wise who can answer all questions about the boat for you. Please don't hesitate to reach out to our team of professional yacht brokers to schedule a showing. There are many yachts listed for sale on the MLS each with a different history. We look forward to helping you complete your search for the perfect boat or yacht for sale.


United is the largest professional yacht brokerage firm in the world with over 150 yacht brokers in our network. By listing your boat or yacht for sale with us, all 150+ brokers on our team will be notified immediately which greatly increases the chances that your boat may sell before it ever even hits the market. With hundreds of used boats and yachts sold each year, there is no better team than United to help with the listing and sale of your vessel.


Buying a boat or yacht can be a daunting experience with so many available boats on the market. Let the team at United take the guesswork out of your boat search by enlisting one of our professional yacht brokers. Not only will we listen to your needs about budget, docking and storage, and how you plan on using your new boat, but we will do the research for you by looking through the MLS, researching the history of every listing, and negotiating on your behalf. From survey to acceptance, the team at United Yacht Sales is with you every step of the way.


photo of Profile

31' Blue Seas 31 Sedan 1983

Barrington, Rhode Island, United States