Aquarium - Roatán

Aquarium, about 20 minutes east-northeast from Roatán’s main dive shops, is a site we keep coming back to. Forget what the name implies about captive animals, this is pure reef. We love how it unfolds across three distinct sections: the shoreline, a middle reef, and an outer reef running parallel. It’s the kind of place where you can spend a whole dive exploring overhangs and smaller caverns, feeling the subtle shift in light as you pass under. Our favourite part has to be the chance to spot the more unusual residents – we’ve seen everything from the tiny, intricate Sleeper and Kuna Gobies to the striking Blue Parrotfish. Keep an eye out for octopus tucked into crevices, moray eels peeking from their homes, and the occasional nurse shark resting in the sand. Visibility here is consistently good, usually around 19 meters, making it ideal for photographers or anyone who just wants to soak it all in. This site really suits divers who appreciate detailed exploration over dramatic depths, offering a relaxed but rewarding experience down to 19 meters.

Location
Roatán, Honduras, Central America
Coordinates
16.113600, -86.871500
Type
cave

Marine Protected Area: Sistema de Humedales de la Isla de Utila

Best Time to Dive in Roatán

The warmest water temperatures in Roatán occur in September, averaging 30.2°C. The coolest conditions are in February at 27.3°C.

Monthly Water Temperatures

  • January: 27.4°C
  • February: 27.3°C
  • March: 27.4°C
  • April: 28.0°C
  • May: 28.9°C
  • June: 29.3°C
  • July: 29.1°C
  • August: 29.7°C
  • September: 30.2°C
  • October: 30.0°C
  • November: 29.1°C
  • December: 28.3°C

Nearby Dive Sites in Roatán

Nearest Dive Centres to Aquarium

Marine Life in Roatán

Home to 170 recorded species including 150 reef fish, 5 sea snails & nudibranchs, 5 hard corals, 4 other, 1 sharks & rays, 1 seagrass & algae.

Notable Species

Recommended Packing List for Aquarium

Based on average water temperature of 28.7°C, currents 7 cm/s.

  • Shorty or Rashguard - warm 29°C water needs minimal exposure protection
  • Mask - essential for every dive
  • Fins
  • BCD - buoyancy compensator
  • Regulator - your most safety-critical piece of gear
  • Dive Computer - tracks depth, time, and NDL
  • Surface Marker Buoy (SMB) - essential for boat pickups
  • Dive Torch - useful for crevices and colour at depth
  • Underwater Camera - capture your diving memories