Where to see Sea urchins (Echinoidea) on dive liveaboards

Discover where divers may see Sea urchins (Echinoidea), including the countries, regions, dive sites, and liveaboards linked to this marine creature.

The featured dive liveaboard shown opposite is the highest customer rated Cayman Islands liveaboard where you can dive with Sea urchins (Echinoidea). You can explore the Cayman Aggressor IV liveaboard, rated 9.1/10 by customers, and book it using this link.

2 Countries

2 Regions

3 Dive sites

5 Liveaboards

Where divers may see Sea urchins

Explore the countries, regions, dive sites, and dive liveaboards where you can scuba dive with Sea urchins (Echinoidea).

Countries and regions where Sea urchins are found:

Country	Regions
Cayman Islands	Grand Cayman Island
Mexico	Sea of Cortez

Regions and dive sites where Sea urchins are found:

Region	Dive sites
Grand Cayman Island	Stingray City
Sea of Cortez	The pinnacles west of San Franciscito, Coronado Island

Liveaboards and the dive sites they visit where Sea urchins are found:

Liveaboard	Dive sites
Cayman Aggressor IV Liveaboard	Stingray City
MV Nautilus Belle Amie Liveaboard	The pinnacles west of San Franciscito
Nautilus Explorer Liveaboard	The pinnacles west of San Franciscito
Nautilus Under Sea Liveaboard	The pinnacles west of San Franciscito
Rocio del Mar Liveaboard	Coronado Island

Top liveaboards for diving with Sea urchins

The following liveaboards are the highest ranked dive boats by SDE Liveaboard Rating, to help you compare the best options for diving with Sea urchins.

How SDE Liveaboard Rating works for the Nautilus Under Sea Liveaboard: 78%

The SDE Liveaboard Rating is Scuba Diving Earth’s own scoring system for comparing dive liveaboards at a glance. It adds together six individual category scores, each scored out of 10, covering the boat, cabins, diving, food, drinks, and non-diver companion features.

For the Nautilus Under Sea Liveaboard, those category scores combine into an overall SDE Liveaboard Rating of 78%. This helps you compare the overall onboard experience more quickly across the liveaboards shown below.

The SDE Liveaboard Rating for the Nautilus Under Sea liveaboard works by taking the six individual SDE Liveaboard Rating scores, with each one being scored out of 10 and then adding them together. For the Nautilus Under Sea liveaboard are ( [Boat:9/10] + [Cabin:6/10] + [Diving:10/10]+ [Food:8/10] + [Drinks:9/10] + [Non-diver:5/10] = 47/60). This total is compared to the maximum possible score of 60/60 to turn it into an overall percentage – which for the Nautilus Under Sea liveaboard is calculated as 47/60 = 78% SDE Liveaboard Rating.

This makes it easy to compare different liveaboards at a glance. See a more detailed explanation of how SDE Liveaboard Rating works together with all dive liveaboards ranked by SDE Liveaboard Rating .