Explore Richardson Ocean Park’s sheltered black-sand lagoon with a guided snorkel that highlights sea turtles, shallow rock pools and calm reef swims. This family-friendly half-day tour includes gear, guide instruction and local insight into Hilo’s volcanic shoreline.
More ways to explore the area's outdoor wonders
A small, wind-brushed parking lot gives way to a stretch of black sand and a seawall that muffles the ocean’s voice—Richardson Ocean Park feels like the sea taking a deep breath before it unfolds. You step through warm, grainy pahoehoe and into a sheltered lagoon where the current loosens its grip and giant green sea turtles graze slowly on the reef.
Difficulty
moderate
Duration
3 hours
Fitness Level
Moderate fitness: comfortable swimming ability and basic snorkeling stamina for short swims and surface breaths.
Wildlife
History
The shoreline here formed as Mauna Kea’s lava reached the ocean; generations of local families have used the area for fishing and cultural shoreline practices.
Conservation
Visitors are asked to keep distance from marine animals, avoid touching coral, and use reef-safe sunscreen to reduce chemical impacts on the reef.
Reserve your spot on the Beach Snorkel - Sea Turtle and Black Sand Lagoon today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Use reef-safe sunscreen
Apply reef-safe sunscreen before arrival and reapply on land to protect coral and marine life.
Wear reef booties or water shoes
Rocky entries and lava edges are sharp; footwear protects feet during entry and exit.
Listen to the guide
Guides manage group safety and direct you to turtle-free viewing distances—follow instructions to avoid fines and disturbance.
Time for calm water
Book morning departures when winds and trade swell are typically lower for better visibility.
Reef-safe sunscreen
Protects skin while preserving coral and marine ecosystems.
summer
Water shoes or reef booties
Protects feet from sharp lava rock during entry and exit.
Snorkel vest or flotation aid
Adds buoyancy and confidence for less experienced swimmers.
Dry bag and quick-dry towel
Keeps valuables dry and helps you warm up after exiting the water.