Little Tunnels

Scuba DivingIntermediate18m+

Reef

About Little Tunnels

Little Tunnels is a dive site on the northwestern side of Grand Cayman, known for a long swim-through that links sand flats with deeper water. The main swim-through sits at around 18 m and is covered with gorgonians and barrel sponges. Fish life can include Spanish hogfish and stoplight parrotfish.

Safety & Access

Site Conditions

Overhead environment

Safety Notes

Includes a long swim-through; use appropriate overhead-environment procedures and maintain clear navigation through the tunnel.

Where Is Little Tunnels?

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Community sourced coordinates.

Map imagery © Mapbox

Featured Operators

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Local Intel For Little Tunnels

Community notes to help plan your visit.

Scuba Diving

Features a long swim-through at roughly 18 m connecting sand flats to deeper water.

Recent Visits

Cayman Islands · Grand Cayman

Little Tunnels

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Sources & Updates

Last Updated Jan 30, 2026

Little Tunnels

Scuba DivingIntermediate18m+

Reef

About Little Tunnels

Safety & Access

Site Conditions

Overhead environment

Safety Notes

Includes a long swim-through; use appropriate overhead-environment procedures and maintain clear navigation through the tunnel.

Where Is Little Tunnels?

This spotExplore nearby spots on the map

Community sourced coordinates.

Map imagery © Mapbox

Featured Operators

Loading local operators…

Local Intel For Little Tunnels

Community notes to help plan your visit.

Scuba Diving

Features a long swim-through at roughly 18 m connecting sand flats to deeper water.

Recent Visits

Nearby Spots

📍 0.3 km

Trinity Caves

Grand Cayman boat dive with caverns and swim-throughs

Scuba Diving

Boat Entry

Visibility30 m

AccessChallenging entry effort

CoralHealthy coral

Marine LifeGreat variety

FacilitiesBasic facilities

CrowdQuite busy

CurrentNo current

SurgeFlat calm

📍 0.4 km

Big Dipper

Big Dipper is a deep Grand Cayman wall dive with dramatic drop-offs.

Scuba Diving

Boat Entry

Visibility30 m

AccessChallenging entry effort

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesGood facilities

CurrentNo current

SurgeFlat calm

📍 0.6 km

Rainbow Reef

1 dive

Scuba Diving

Boat Entry

Loading nearby spots...

Sources & Updates

Last Updated Jan 30, 2026

Nearby Spots

📍 0.3 km

Trinity Caves

Grand Cayman boat dive with caverns and swim-throughs

Scuba Diving

Boat Entry

Visibility30 m

AccessChallenging entry effort

CoralHealthy coral

Marine LifeGreat variety

FacilitiesBasic facilities

CrowdQuite busy

CurrentNo current

SurgeFlat calm

📍 0.4 km

Big Dipper

Big Dipper is a deep Grand Cayman wall dive with dramatic drop-offs.

Scuba Diving

Boat Entry

Visibility30 m

AccessChallenging entry effort

CoralHealthy coral

Marine LifeExceptional variety

FacilitiesGood facilities

CurrentNo current

SurgeFlat calm

📍 0.6 km

Rainbow Reef

1 dive

Scuba Diving

Boat Entry