Arashi Reef, located off the northwest coast of Aruba, consists of a natural reef structure supplemented by artificial reef elements. The site is suitable for beginners, with depths ranging from 4 to 16 metres and an average depth of 9 metres. Divers typically spend 45 minutes exploring the area, which features mild currents and visibility between 15 and 30 metres. Access is available via both shore and boat entries. Facilities at the site include parking, showers, changing rooms, and a cafe. Hazards to be aware of include boat traffic, lionfish, rip currents, sea urchins, sharp coral, and surge.

Boca Catalina is a shallow reef and seagrass site located on the northwest coast of Aruba. With depths ranging from 1 to 6 metres, it is well-suited for beginners and snorkellers. Divers can expect mild currents and visibility between 10 and 30 metres. The site features a mix of coral reef and seagrass beds, where common sightings include French Angelfish, Smooth Trunkfish, Blue Tang, and various wrasses. Other species such as Flying Gurnard, Snake Eel, and Caribbean Ocean Surgeonfish are frequently recorded. Entry is via the shore, and facilities include parking, showers, and toilets. Be aware of boat traffic in the area and sharp coral structures.

The Antilla Wreck is a prominent artificial reef located 700 metres off the coast near Arashi and Boca Catalina. This wreck site sits at depths ranging from 5 to 20 metres, making it accessible for beginner divers. Access is strictly by boat due to the distance from shore. Divers should be aware of potential hazards including boat traffic, surge, and the overhead environment presented by the wreck structure. Conditions are generally mild, with visibility typically ranging between 10 and 30 metres. Water temperatures remain consistent throughout the year, fluctuating between 26 and 29 degrees Celsius.

Tres Trapi, meaning three steps, is a small sandy cove located on the rocky northwest coast of Aruba. Access is via three rustic steps carved directly into the rock face. The site features a mix of reef, artificial reef, and seagrass habitats, with depths ranging from 1 to 6 metres and an average of 4 metres. Divers and snorkellers can expect mild currents and visibility between 5 and 25 metres. The site is suitable for beginners and offers shore access approximately 100 metres from the beach. Hazards include boat traffic, sharp coral, and surf. Parking is available at the site, and night diving is permitted.

Debbie II is a wreck site located off the northwest coast of Aruba, serving as an artificial reef. Resting at depths between 15 and 21 metres, the site is accessible only by boat. Divers experience mild currents and visibility ranging from 15 to 27 metres. The wreck structure requires careful buoyancy control to avoid entanglement or injury from sharp edges. Water temperatures remain stable between 26 and 29 degrees Celsius, making the site suitable for beginner divers. Night diving is permitted, offering opportunities to observe nocturnal activity around the hull. Divers should be mindful of surge and potential hazards within the overhead environment of the wreck.

The California Wreck is the remains of a 19th-century steam schooner located off the northwest tip of Aruba. Resting at depths between 10 and 14 metres, the site features a structure that is visible from a distance due to visibility ranging from 15 to 30 metres. This is a boat-access-only site requiring advanced certification due to strong currents and potential surge conditions. Divers should maintain solid buoyancy control and use a surface marker buoy. Species recorded around this area include French Angelfish, Flying Gurnard, Spotted Moray, and Great Barracuda. Always brief with your boat captain regarding current direction and tidal cycles before descending.

Arashi and Boca Catalina offer a diverse underwater environment featuring a mix of reef, wreck, and artificial reef structures. Situated along the northwest coast of Aruba, this site is suitable for beginners and accessible via both shore and boat entries. Divers and snorkellers can expect depths ranging from 5 to 16 metres, with an average depth of 12 metres. Conditions are generally mild, with visibility typically between 15 and 30 metres. The area is well-supported by local facilities, including dive shops, equipment rental, and guided tours. Be aware of boat traffic in the area. Typical dives last approximately 45 minutes, and night diving is permitted.

Star Gerren is a wreck and artificial reef located off the northwest coast of Aruba. The site sits at depths between 8 and 21 metres, with an average depth of 15 metres. Accessible only by boat, it is suitable for beginner divers, though caution is required regarding surge near the hull and potential entanglement risks from submerged objects. Visibility ranges from 9 to 27 metres, and mild currents are typical. Species recorded around this area include French Angelfish, Blue Tang, Smooth Trunkfish, and various moray eels. Divers should maintain awareness of the overhead environment and monitor depth closely due to variable visibility.