Scuba Diving at P-31

Diving atP-31 (Malta)

Diving the P-31 wreck offers an approachable entry point into underwater exploration, particularly for those looking to experience their first wreck dive. Its deliberate sinking as an artificial reef provides a unique structure to navigate, making it highly suitable for beginner and advanced divers alike. Visible from the surface, this site presents ample opportunities for training and capturing memorable underwater images.

Tonight's objective overview for P-31 shows an air temperature of 23.5°C. The measured surface conditions include wave heights around 0.1 m. This environmental data is logged for the close of the day.

Dive Site Location & Key Facts

Everything you need to know about this dive site.

Max Depth20m / 66ft
Entry Typeboat
Water Typesalt
Dive Types
Wreck

Dive Site Overview

P-31's origin dates back to 1969 as the East-German mine sweeper, Pasewalk. Following service in the German fleet, it became a Maltese Armed Forces patrol boat in 1992, assisting with rescue missions and anti-contraband operations.

In 2009, this 52 m (171 ft) long and 7 m (23 ft) wide craft was intentionally scuttled off Comino's west coast, specifically between Lantern Point and Cominotto, creating an artificial reef. Extensive preparation prior to submergence ensured diver safety; hazards like doors, windows, hatches, and engines were removed, and tight sections were welded shut.

The wreck lies nearly upright on a white sandy bottom, displaying a slight portside list. Its top is accessible at 7 m (23 ft) from the surface.

A maximum depth of 20 m (66 ft) is found at the bow, with the stern at 18 m (59 ft). These depths result from a slight shift during 2010-2011 storms.

P-31

Conditions are Excellent

10/10
Confidence: 8/10
Indicates meteorological model agreement and data availability.

Best Dive Window

07:00 - 14:00

Optimal conditions expected

06:12
18:45
H: 10:45
L: 16:20
Air / Sea Temp
24° / 26°
Wave Height
0.5 m
Wind Speed
15 km/h WNW
Rain Chance
0%

Current conditions near P-31 show 24° air, 26° sea temperature, 0.5 m waves, and 15 km/h wind. Forecast data is refreshed regularly to ensure accuracy.

Radius: ~12km
Updated: Jun 10, 2026, 16:10 local time
MARINE: OPEN-METEOWEATHER: YR.NO

Best Time to Dive

Optimizing your dive experience at P-31 often means targeting the warmer, calmer months of the year. From June through October, conditions are generally rated as 'Good,' with dive scores consistently at 8. During this period, average air temperatures range comfortably from 23°C (73°F) in June to 25°C (77°F) in September, while rainfall is minimal, often less than 1.2 mm. Wave heights are also typically lower, averaging between 0.6 and 0.9 m (2-3 ft), contributing to smoother boat rides and better visibility. Conversely, the months from January to April and November to December see 'Moderate' dive scores, with higher average wave heights, increased wind speeds, and greater rainfall, ranging from 1.0 to 2.9 mm, which might affect surface conditions and underwater clarity.

PEAK SEASON SCORE

83/100
Very Good

Scores combine air & water temps, waves, wind & rainfall for overall conditions.


BEST MONTHS TO DIVE

JUN
JUL
AUG
DIVE SCORE
(0–100)
44
JAN
50
FEB
58
MAR
60
APR
67
MAY
85
JUN
82
JUL
83
AUG
80
SEP
75
OCT
63
NOV
53
DEC
AIR TEMP (°C)
16
15
16
16
19
23
26
26
25
23
20
17
WAVES (M)
1.7
1.6
1.3
1.2
1.0
0.6
0.7
0.7
0.8
0.9
1.2
1.5
WIND (KM/H)
39
37
35
33
30
22
24
23
25
27
33
36
RAIN (MM)
3.0
1.8
1.1
0.7
1.2
0.1
0.0
0.2
1.1
0.8
2.4
2.8
DIVE SCORE GUIDE (0–100)
Excellent (90–100)
Very Good (80–89)
Good (70–79)
Moderate (50–69)
Poor (30–49)
Not Recommended (0–29)

Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.

Dive Experience & Conditions

Access to the P-31 wreck is exclusively by boat, typically involving a short ride from Mgarr Harbour or a scenic trip from Xlendi Bay. Upon arrival, the dive boat anchors close to the wreck, dropping a shot line to facilitate a controlled descent and ascent for divers. Conditions at the site are characterized by practically no current, which allows for relaxed exploration of the vessel. The wreck itself remains in good condition, inviting divers to explore its bridge, the shallower part at 12 m (39 ft), as well as the bow, stern, mid-section, and engine room. Divers often find ample time to circumnavigate the 52 m (171 ft) long patrol boat. Water visibility here is generally excellent, enhancing the experience for both photography and general observation.

Dive Difficulty & Safety Guidelines

The P-31 is regarded as a safe and accessible wreck dive, designed with diver safety in mind during its scuttling process. All potentially hazardous elements were removed or secured, making it suitable for certified divers of all levels, including those making their first wreck dive. While the wreck is well-preserved, divers should still exercise caution as the structure has been submerged for 15 years, leading to some natural weakening. It's a popular site for advanced training, including wreck diving, Enriched Air Nitrox, and underwater photography courses. Divers should plan their bottom time carefully to manage no-decompression limits, especially when exploring deeper sections or considering multiple penetrations.

Recommended Equipment

Overhead / entanglement risk. Wreck penetration requires proper training.

  • Dive Computer
  • DSMB
  • Primary & Backup Lights
  • Wreck Reel
  • Cutting Tool

This gear list is based on verified equipment signals for P-31, Malta. Always confirm final gear choices with your dive operator, guide, or liveaboard.

Recommended Dive Suit

Subtle variations in currents or depth can sometimes influence perceived water temperature.

2-3mm shorty or light wetsuit tends to perform well in water temperatures like those currently observed here. Environmental models indicate a modest warming trend ahead. A warming trend is expected over the next few days.

Current temperature readings suggest that the water at P-31 is around 26°C (79°F). Surface air temperatures are resting at 24°C (74°F).

P-31 conditions last reviewed: 16:10 local time (UTC+1), Jun 10, 2026

Due to technical issues with our weather providers, data hasn't been fetched for over 48 hours. The data above reflects the conditions at the time of the last successful fetch.

Emergency & Medical Support

Essential information to help you plan your dive trip to P-31.

Hyperbaric Chamber

Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.

Before diving, it's recommended to:

  • confirm nearest medical facilities
  • check emergency procedures with local dive operators
  • ensure dive insurance covers evacuation if required
24/7 Available

Divers Alert Network

Diving emergency assistance available through DAN Europe.

+39 0642115685
  • 24/7 emergency hotline
  • Diving medical assistance
  • Evacuation coordination
View official DAN emergency contacts

Emergency contacts are provided for reference. Always verify local emergency services before diving.

Closest Listed Hyperbaric Chambers

Showing listed hyperbaric chamber facilities within 200 km of this dive site. Distances are approximate straight-line distances and may not reflect emergency travel time.

+

Gozo

24/7 ListedICU Capable
Victoria, Malta•Approx. 9 km straight-line
Facility Details
Operating Hours
24/7
ICU Capable
Yes
Fully equipped ICU on-site
Chamber Type
Multiplace
Multiplace chamber facility
Facility / Hospital
Gozo General Hospital
Emergency Phone
+356 2344 6000 or 112
24/7 Emergency Contact
24/7 Listed
Yes
Listed as 24/7 available facility

Information is provided for reference and planning purposes only. Dive Navigator does not verify operational status, staffing, availability, or quality of care at listed facilities. In an emergency, contact local emergency services, DAN, your dive operator, or the chamber directly. Do not travel to a facility without calling ahead.

SourceEUBS / OXYNET

Hyperbaric Unit - Mater Dei Hospital

24/7 ListedICU Capable
Msida, Malta•Approx. 19 km straight-line
Facility Details
Operating Hours
7h - 15h
ICU Capable
Yes
Fully equipped ICU on-site
Chamber Type
multiplace
multiplace chamber facility
Facility / Hospital
Mater Dei Hospital
Emergency Phone
112
24/7 Emergency Contact
24/7 Listed
Yes
Listed as 24/7 available facility

Information is provided for reference and planning purposes only. Dive Navigator does not verify operational status, staffing, availability, or quality of care at listed facilities. In an emergency, contact local emergency services, DAN, your dive operator, or the chamber directly. Do not travel to a facility without calling ahead.

SourceEUBS / OXYNET

Azienda Ospedaliera per l' Emergenza Cannizzaro

24/7 ListedICU Capable
Catania, Italy•Approx. 183 km straight-line
Facility Details
Operating Hours
Not listed
ICU Capable
Yes
Fully equipped ICU on-site
Chamber Type
Multi 8 posti - Sistemi Iperbarici mod. 2000C
Multi 8 posti - Sistemi Iperbarici mod. 2000C chamber facility
Facility / Hospital
Azienda Ospedaliera per l'Emergenza Cannizzaro
24/7 Listed
Yes
Listed as 24/7 available facility

Information is provided for reference and planning purposes only. Dive Navigator does not verify operational status, staffing, availability, or quality of care at listed facilities. In an emergency, contact local emergency services, DAN, your dive operator, or the chamber directly. Do not travel to a facility without calling ahead.

SourceEUBS / OXYNET
Chamber data is sourced from self-reported EUBS/OXYNET listings and has not been independently verified by Dive Navigator. Always contact local emergency services, DAN, your dive operator, or the facility directly before travelling.
View all in Malta

Marine Life at P-31

The P-31 wreck has successfully transformed into a thriving artificial reef, attracting a variety of marine inhabitants. Shoals of small fish, such as damselfish, frequently congregate above the structure, creating dynamic underwater scenes. Inside the wreck, Cardinal fish often seek shelter within its confines. Scorpionfish are commonly observed camouflaged on and beneath its decks, blending with the growth that has begun to colonize the steel. Spirographs and vibrant Flabellina nudibranchs cling to the algae, while Amberjacks can be spotted hunting above the wreck during certain times of the year. The sandy bottom surrounding the P-31 is home to small rays and numerous other fish species, adding to the site's rich biodiversity.

1 / 2
Image contributors:A. Hulbert, Nick Hobgood
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Nearest Airports

Nearest airports to help plan travel to this dive area.

Malta International AirportMLA
23 km
Comiso AirportCIY
113 km
Lampedusa AirportLMP
165 km
💵Currency:EUR

Search Flights

Check available flights and routes on Expedia, using the nearby airports listed in this section.

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Frequently Asked Questions

What is the P-31 wreck?

The P-31 is a former East-German Kondor I class mine sweeper, later a patrol boat for the Armed Forces of Malta. It was intentionally scuttled in 2009 to serve as an artificial reef and dive attraction.

Where is the P-31?

The P-31 rests off the west coast of Comino island, Malta. It lies between Lantern Point and Cominotto, near the islet housing Alex's Cave dive site.

What is the maximum depth of the P-31 wreck?

The maximum depth at the P-31 wreck is 20 m (66 ft) at its bow. Shallower parts of the wreck, including the top structure, are around 7 m (23 ft) from the surface.

Is the P-31 suitable for beginner divers?

Yes, the P-31 is considered suitable for all levels of certified divers, including beginners. It's often chosen as a first wreck dive due to its manageable depth and diver-friendly preparation.

How do divers access the P-31 wreck?

Access to the P-31 wreck is exclusively by boat. Dive operators typically anchor near the wreck and use a shot line for controlled descent and ascent.

What marine life can be seen at the P-31?

Divers often encounter damselfish, Cardinal fish inside the wreck, and Scorpionfish on the decks. Spirographs, Flabellina nudibranchs, Amberjacks, and various bottom-dwelling fish species, including small rays, are also commonly observed.

Can I do dive courses at the P-31 wreck?

Yes, the P-31 is an excellent site for various dive courses. These include the SSI Advanced Adventurer wreck diving component, full recreational wreck diving courses, Enriched Air Nitrox courses, and underwater photography specialties.

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