
Diving atLighthouse (Cambodia)
Currents often dictate the experience at sites like Lighthouse, a prominent feature in Cambodia's diving landscape. Divers may encounter moderate to stiff breezes and opposing tides, particularly in shallower areas. These dynamic water movements sculpt the underwater environment and challenge even experienced divers, requiring strong finning and precise buoyancy control. Understanding these fluid dynamics is crucial for planning an effective and enjoyable dive.
As evening covers Lighthouse, the local air temperature is measured at 30°C. The current wave height at the surface is recorded at 0.48m. These late-day readings characterize the surface conditions for the night.
Dive Site Coordinates
10.5415, 103.3177
Dive Site Characteristics
Key Dive Site Facts
Dive Site Overview
Diving Cambodia's underwater realm, especially around sites such as Lighthouse, presents a compelling combination of natural beauty and historical intrigue. Beyond the living reefs, the seabed holds secrets of past voyages, with archaeological evidence sometimes found in the form of scattered pieces of 400-year-old porcelain.
These artifacts, remnants from an old Chinese wreck, provide a tangible glimpse into the region's rich maritime trade history. Divers frequently encounter vibrant coral reefs, some dropping to depths of around 20 m (66 ft), which provide critical habitat. These formations foster a wealth of diverse invertebrate communities that populate their intricate structures, from colorful nudibranchs to hidden crabs.
While sightings of larger pelagic predators are not consistently reported, the ecosystems themselves provide endless interest; the sheer diversity of smaller reef inhabitants creates a dynamic, engaging environment. Crucially, local conservation groups actively work to preserve these underwater habitats.
Their ongoing initiatives support reef health and contribute to the resilience of the marine environment, aiming to ensure these fascinating sites remain vibrant for future generations of divers.
Best Time to Dive
Planning a dive to Lighthouse is best done during Cambodia's dry season, typically from January through April and again in December, when dive conditions are rated as excellent. During these months, air temperatures are comfortably warm, averaging between 27.2°C (81°F) and 29.2°C (85°F), with minimal rainfall. Although specific water temperature data for Lighthouse is not consistently reported, the region generally experiences warm tropical waters. Months from May to November are considered good for diving, but divers should anticipate increased rainfall, with averages ranging from 8.6 mm in May to nearly 20 mm in July and September, and higher wave heights, particularly from June to September.
Climate Historical Averages
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
The typical depth profile at sites in this region like Lighthouse ranges from shallow 2 m (7 ft) areas, often under dive boats, to vibrant coral reefs descending to around 20 m (66 ft). Divers should prepare for variable visibility, which has been reported to be in the range of 3-6 m (10-20 ft) depending on specific conditions. Water temperatures remain generally warm throughout the year, characteristic of tropical Southeast Asian waters, making a 3mm wetsuit or shorty often sufficient. Moderate currents and surface swell are common, particularly in exposed areas, adding a challenging element to the dive and requiring good physical fitness and advanced buoyancy control.
Dive Difficulty & Safety Guidelines
Diving around sites like Lighthouse demands a keen awareness of your surroundings and strong diving skills. Maintaining excellent buoyancy control is crucial to avoid contact with the reef and potential hazards like urchin spines. Divers should be mindful of exposed infrastructure, such as jetties or submerged debris, which can present physical risks like cuts or scrapes. While generally safe, the presence of litter can be an issue in some areas, necessitating vigilance. It's advisable for divers to carry a basic first-aid kit, including items for minor injuries and repairs, especially when exploring less-developed areas away from direct tourist infrastructure.
Recommended Equipment
No verified equipment items yet.
Verified equipment recommendations for this dive site are being reviewed and may be added as additional source checks are completed.
Recommended Dive Suit
The latest conditions reported around Lighthouse place the water temperature close to 31°C (87°F). Surface air temperatures are resting at 30°C (86°F).
Dive skin or rash guard generally offers enough warmth for most dives under these conditions. A hood or vest is suggested for sensitive divers due to surface winds.
Forecast conditions over the next few days suggest temperatures will remain relatively stable.
Conditions last reviewed: 18:00 using the latest environmental data.
Dive Logistics & Preparation
Hyperbaric Chamber
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Entry Requirements
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Currency
KHR
Nearest Airports
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Marine Life at Lighthouse
The underwater landscape at Lighthouse supports a vibrant ecosystem, particularly within its reef structures. Divers frequently observe large anemone beds hosting various anemonefish, alongside impressive giant sponges that cling to the reef. Schools of medium-sized snapper often navigate through these corals, providing dynamic visual interest. In shallower areas and coral reef nurseries, tiny crabs and juvenile fish dart among new-grown branching corals. The area is also known for its diverse invertebrate life, including a variety of nudibranchs, and a host of other reef critters that contribute to the rich biodiversity.
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Frequently Asked Questions
What is the typical depth range for diving at Lighthouse?
Dives here can range from shallow explorations at around 2 m (7 ft) near the surface, extending down to vibrant coral reefs reaching depths of approximately 20 m (66 ft). The varied depth offers different experiences for divers.
What kind of visibility can be expected?
Visibility at sites in this region varies, often reported in the range of 3-6 m (10-20 ft). Conditions can change depending on factors like currents, tides, and recent rainfall, so it's best to be prepared for moderate visibility.
Are there strong currents at Lighthouse?
Yes, moderate to stiff currents and surface swell are common, especially in shallower areas or when diving from boats. These conditions can add a challenging element to the dive, requiring good finning technique.
What marine life can I expect to see?
The reefs are home to large anemone beds, giant sponges, schools of snapper, and various invertebrates like nudibranchs. You might also spot tiny crabs and juvenile fish in the coral nurseries.
When is the best time of year to dive here?
The best diving conditions are typically from January to April and in December. These months offer the lowest rainfall, calmer seas, and excellent dive scores, with comfortable air temperatures.
Is Lighthouse suitable for beginner divers?
Given the potential for moderate currents and variable visibility, divers should possess good buoyancy control and comfort in dynamic conditions. While some shallow areas might be accessible, more challenging sections may be better suited for experienced divers.
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Around This Area
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