Eco adventures
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Edge of the Banks

Full-day island hopping to French Cay and West Caicos. Humpbacks January to April.

  • 8 hours
  • All ages
  • Max 14 per departure
  • Leeward dock

4.9 · 699 Google reviews

from $450 per adult

Snorkeler at the mouth of an underwater cave
Aerial view of a remote cay
Humpback whale in blue water
Snorkeler swimming with a dolphin
White sandbar in pale blue water

  1. 8:30

    Head for the edge

    Across the Caicos Banks toward French Cay, West Caicos or the wild west of Provo.

  2. 10:00

    Remote reefs and wrecks

    Offshore reefs, bays and rugged limestone coastline, far from the crowds.

  3. 12:30

    Lunch on a cay

    Fine food and drinks, and time on an uninhabited beach.

  4. 14:00

    Into the blue

    Searching for dolphins, and from January to April, humpback whales.

  5. 16:30

    Home to Leeward

    First in, last out. Weather and tide decide the exact route.

Indicative timings. Big Blue picks the route on the morning, by tide, wind and wildlife.

  • A private-charter feel

    A full day on the water in a small, public group.

  • Whale season

    One of the best trips to see, and maybe swim with, humpbacks.

  • Wild dolphins

    Guides find dolphins out in the blue time and time again.

  • Uninhabited cays

    Beaches, cays and cliffs of French Cay and West Caicos.

Included

  • Fine food and beverages
  • Cressi snorkel gear
  • Captain and in-water guides

Not included

  • Reef-safe sunscreen (sold at the shop)
  • Towel

What to bring

  • Towel and a change of clothes
  • Hat and sunglasses
  • Long-sleeve top or rash guard
  • Mineral (reef-safe) sunscreen only
  • Camera or GoPro
  • Mask, fins and snorkel are provided (Cressi)

A Big Blue captain at the helm
At the helm
A Big Blue guide pointing out the coastline
Out-island guiding

11 certified captains, 14 scuba instructors, 4 marine biologists and 20 eco guides. Guides get in the water with you, and groups never go above 8 guests per guide.

8:1guests per guide, max

  • “We avoided the “cattle boats” with large numbers of people and they made sure we had our dive spots all to ourselves.”

    thymetobeestudio · Snorkel adventure, August 2026 · TripAdvisor

  • “When we arrived at our first stop, Mikey and Jane got in the water to assess the quality of snorkeling. It wasn't up to their standard so they took us to another location.”

    MojitoNC · Half day eco snorkel, June 2026 · TripAdvisor

All reviews on TripAdvisor

Marina Road, Leeward, Providenciales, Turks & Caicos Islands. Right on the waterfront of the Leeward Channel, next to Blue Haven Marina, 5 to 10 minutes from most Grace Bay resorts.

Get directions

Will we see whales?

Humpbacks pass between mid-January and mid-April. Encounters are never guaranteed, but the team focuses on finding them.

What if the weather is bad?

If conditions are unsafe, Big Blue contacts you to reschedule or cancel. There is no cancellation charge if you can't reschedule.

What is the cancellation policy?

100% refundable 21 days or more before departure, 50% between 8 and 20 days, non-refundable 7 days or less. A 5% admin fee applies to refunds.

Is there a discount for more than one trip?

Yes. Book 3 or more adventures directly by phone or email and the discount applies to the whole invoice.

from $450 ppEdge of the Banks
Edge of the Banks · 2 guests
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Reservation & cancellation policy

As Big Blue specialises in small-group activities, the policy is strict. All reservations are secured with full payment in advance, and cancellations must be received in writing.

  • 100% refundable if cancelled 21 days or more before departure.
  • 50% refundable if cancelled 8 to 20 days before departure.
  • Non-refundable if cancelled 7 days or less before departure.
  • If Big Blue cancels for unsafe weather, you can reschedule or get a full refund.
  • A 5% admin fee applies to refunds, processed within 2 to 7 business days.

Please make sure your travel insurance covers excursions and activities.