Cayman Islands

Dive Site: Blackie's Hole

0–15 mIntermediate Other
© EsriSource: Esri, Maxar, Earthstar, GIS Community · Labels © Esri, HERE, Garmin, FAO, NOAA, USGS

Which liveaboards dive Blackie's Hole?

About Blackie's Hole

Blackie's Hole is a notable marine dive site located off Grand Cayman's West Bay and Seven Mile Beach. This site offers a distinctive blend of reef, canyon, and cave topography, making it an engaging experience for intermediate divers. The typical depth for a dive here averages around 15 meters, providing ample opportunity to explore its formations. Water temperatures at Blackie's Hole remain consistently warm, ranging from 27 to 30 degrees Celsius year-round. While not explicitly detailed, the site is described as part of Grand Cayman's West side, an area renowned for consistently excellent visibility, often exceeding 24 to 30 meters, and light to moderate currents. Divers can anticipate encountering a variety of marine life, with sponges being very common. French angelfish and great barracuda are also sighted, though less frequently. Other species like horse-eye jacks, brassy chubs, pearl blennies, sea anemones, and permit are observed occasionally. Access to Blackie's Hole is exclusively by boat, typically involving short rides from Seven Mile Beach. Divers should be mindful of boat traffic in the area.

Highlights

Reef, canyon, and cave topographyConsistent warm water temperaturesModerate currentsAbundant sponge lifeBoat access from West Bay

Season calendar

Best months to dive here
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Excellent
Good
Off-Season

Dec – Jun (Peak)

Best visibility up to 40m, calm seas, comfortable temperatures, ideal conditions for wall diving.

Jul – Aug & Nov (Shoulder)

Warmer water, occasional rain, still excellent diving. Good time for tarpon and turtle sightings.

Sep – Oct (Hurricane)

Hurricane season with unpredictable weather. Some operators may limit trips. Best prices of the year.

Dive site facts: Blackie's Hole

Depth
15 m
Typical dive
15 m, 60 min
Current
Light to moderate
Water temperature
27–30°C
Entry
Boat entry
Level
Intermediate
Dive type
Reef, canyon, cave
Region / port
Grand Cayman, West Bay
Coordinates
19.2717° N, 81.3960° W

Conditions & Currents

Blackie's Hole is situated on the west side of Grand Cayman, an area generally protected from prevailing winds, leading to calm surface conditions for much of the year. Currents here are typically light to moderate, allowing for relatively relaxed diving. Visibility is consistently excellent, often exceeding 24 to 30 meters, which is characteristic of the west side's clear waters. Divers typically access the site by boat and perform a boat entry; awareness of boat traffic is a necessary safety consideration in this area. These stable conditions contribute to Blackie's Hole being suitable for intermediate divers seeking a comfortable exploration of its underwater features.

Marine life & sighting chances

Sponge at the dive site Blackie's Hole

Sponge

occasional
Horse Eye Jack at the dive site Blackie's Hole

Horse Eye Jack

occasional
Brassy Chub at the dive site Blackie's Hole

Brassy Chub

occasional
Pearl Blenny at the dive site Blackie's Hole

Pearl Blenny

occasional
Permit at the dive site Blackie's Hole

Permit

occasional
Sea Anemone at the dive site Blackie's Hole

Sea Anemone

occasional

Dive profile & how the dive runs

Diving at Blackie's Hole commences with a boat entry from one of the dive operators along Seven Mile Beach. The site's average depth is around 15 meters, guiding divers through a landscape rich with reef, canyon, and cave formations. A typical dive lasts approximately 60 minutes, allowing for thorough exploration of the site's unique topography. Divers will navigate through various coral structures and into open canyon spaces, maintaining the average depth. The dive concludes with a safety stop before ascending to the surface, where the boat will be waiting for pickup.

Underwater photography

Blackie's Hole's combination of reef, canyon, and cave structures presents diverse photographic opportunities. For capturing the broader landscape and unique formations, a wide-angle lens would be beneficial. Macro lenses can be employed to focus on the details of the very common sponges or less frequent smaller species like Pearl Blennies. Given the generally excellent visibility and moderate depths, natural light is often sufficient, but a strobe can enhance colors in the canyons and caves. Buoyancy control is paramount, especially when navigating confined spaces or near delicate corals, to avoid disturbing the environment and maintain clear shots. Always respect marine life by maintaining a safe distance and avoiding harassment.

Combine with nearby dive sites

Getting there & logistics

Access to Grand Cayman for diving typically involves flying into Owen Roberts International Airport (GCM) in George Town. Blackie's Hole, located off West Bay, is primarily accessed via boat, with many dive operators offering complimentary pickups along Seven Mile Beach from hotels or condos. Dive boats are fast and seaworthy, ensuring short travel times to sites on the West and South sides, often less than 15 minutes. A typical dive at Blackie's Hole is included in half-day or full-day dive trips, usually alongside other nearby sites. There are over 160 named dive sites around Grand Cayman, providing ample options for itineraries. Snacks and ice water are commonly provided on board, but divers should bring their own towels and sunscreen. No specific park fees are mentioned for Blackie's Hole itself, as it's part of the wider Grand Cayman dive experience.

Safety & environment

For diving in Grand Cayman, it is advisable for divers to have comprehensive dive insurance covering medical emergencies and evacuation. The nearest recompression chamber is located on Grand Cayman itself. Blackie's Hole is accessed by boat, and divers should remain aware of potential boat traffic in the area, particularly near the surface. While currents are generally light to moderate, divers should still exercise good judgment regarding their skill level. Given its intermediate rating and typical depths of 15 meters, adequate training and adherence to dive plan briefings are crucial. For those who haven't dived in a while, a refresher course is recommended, especially if it's been over 18 months or if they have limited prior experience.

Who it suits, and who it doesn't

Suited for

  • Intermediate divers seeking varied topography
  • Divers interested in reef, canyon, and cave exploration
  • Underwater photographers due to excellent visibility
  • Those looking for short boat rides from Seven Mile Beach
  • Divers comfortable with light to moderate currents

Less suited for

  • Beginner divers without sufficient experience
  • Divers uncomfortable with boat entries
  • Individuals seeking extreme depths or drift diving
  • Divers who prefer shore access over boat trips

FAQ

Blackie's Hole FAQ

What kind of topography can I expect at Blackie's Hole?
Blackie's Hole features a diverse underwater landscape, combining elements of reef, canyon, and cave topography. This unique blend creates an engaging environment for exploration, offering interesting formations and structures to navigate during your dive.
What is the typical depth and dive duration for Blackie's Hole?
The average depth for a dive at Blackie's Hole is approximately 15 meters (50 feet). Dives here typically last around 60 minutes, providing ample time to explore the site's features and observe marine life.
Is Blackie's Hole suitable for beginner divers?
Blackie's Hole is classified as an intermediate dive site. While currents are generally light to moderate, the combination of reef, canyon, and cave environments suggests it is best suited for divers who have some prior experience beyond their initial certification.
How do I get to Blackie's Hole, and how far is it from shore?
Access to Blackie's Hole is exclusively by boat, as it is located off West Bay and Seven Mile Beach. Boat rides to west side dive sites are typically short, often taking less than 15 minutes from departure points along Seven Mile Beach.
What marine life might I see at Blackie's Hole?
While sponges are very common, you might also encounter species such as horse-eye jacks, brassy chubs, pearl blennies, and sea anemones occasionally. French angelfish and great barracuda are also sighted, though they are considered rare encounters at this specific site.
What are the water temperatures at Blackie's Hole throughout the year?
Water temperatures at Blackie's Hole are consistently warm year-round, typically ranging between 27 and 30 degrees Celsius (80 to 86 degrees Fahrenheit). This makes for comfortable diving conditions regardless of the season.

Why dive Blackie's Hole from a liveaboard?

Blackie's Hole is one of Cayman Islands's signature dive sites. A liveaboard sleeps you on the water and puts you in the water for three to four guided dives per day, including dawn and night dives that day-boat operators rarely offer. You skip the daily commute back to port and reach quieter, less-crowded sites in the same region on a single trip.

Below are the liveaboards that include Blackie's Hole on their Cayman Islands itineraries.

Liveaboards diving Blackie's Hole

These liveaboards may visit Blackie's Hole on selected itineraries, the exact dive sites depend on departure, weather and conditions.

Cayman Aggressor IV liveaboard at Blackie's Hole

Cayman Aggressor IV

Cayman Islands

18 guests33 m

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Dive Blackie's Hole from a liveaboard.

Three to four guided dives a day on Blackie's Hole and the other signature sites in the Cayman Islands, sleeping right above the reef.