Types of Octopus in Rhode Island
Yes, octopuses can be spotted in Rhode Island's coastal waters, though they are less common than in southern New England. The two most likely species are the Common Octopus and the Atlantic Longarm Octopus. Start your search at the southern coast and rocky tidepools.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 7, 2026.
Rhode Island has one main kind of octopus. Below are the related species here that people most often mistake for it.
- 2
- species recorded
- October, July, September
- peak months
Real sighting data, source iNaturalist
Only 11 verified observations on iNaturalist of octopus have been logged in Rhode Island, which fits how rare they are in the state. That low number is itself the most honest answer to whether you are likely to see one here.
Yes, octopuses can be spotted in Rhode Island's coastal waters, though they are less common than in southern New England. The two most likely species are the Common Octopus and the Atlantic Longarm Octopus. Start your search at the southern coast and rocky tidepools.
What types of octopuses might you see in Rhode Island?
In Rhode Island, the octopus you are most likely to encounter is the **Common Octopus** (Octopus vulgaris). This species is known for its bulbous head, eight arms, and ability to change color. A second species, the **Atlantic Longarm Octopus** (Macrotritopus defilippi), is occasionally reported in deeper waters. It has longer, thinner arms and a more slender body. These two are the main candidates for a Rhode Island sighting.
How can you tell the Common Octopus apart from the Atlantic Longarm Octopus?
Focus on arm length and body shape. The Common Octopus has a rounded mantle and arms about 3-4 times its body length. The Atlantic Longarm Octopus has arms up to 6 times its body length and a more elongated mantle. Color is not reliable since both can change to match their surroundings. Check eye shape: Common Octopus has a w-shaped pupil, while the Longarm has a straight horizontal pupil.
Where are you most likely to find octopuses in Rhode Island?
Start at the southern coast near **Point Judith** and **Block Island**. Rocky tidepools and eelgrass beds are prime spots. Octopuses often hide in crevices or under rocks during the day and come out to hunt at night. Check theOctopus hubfor more details on behavior. For state-related tips, visit theRhode Island wildlife page.
When is the best time of year to spot an octopus in Rhode Island?
Late summer through early fall (August to October) provides the best odds. Water temperatures are warmest, and juvenile octopuses become more active. Look for them in shallow, protected bays and estuaries. Winter sightings are rare as they move to deeper water.
See ourstate animal guidefor the next step.
What is the best way to observe octopuses without disturbing them?
Approach slowly and avoid sudden movements. Use a red light at night, as octopuses are less sensitive to it. Never lift rocks or poke into crevices. Instead, watch from a distance. If you spot one, note its arm length and color pattern for identification. For more tips, see thetypes of octopuses page.
What gear can help you identify octopuses while exploring?
A good pair of polarized sunglasses cuts glare so you can spot movement in rocky pools. A waterproof field guide is handy. When you head out, a sturdy tote bag like the ones from thetote bags collectioncan carry your gear and any shells you find.
If you want to wear your interest, consider the **Octopus Kraken T-Shirt**. It's comfortable cotton and shows off your love for these creatures.
Octopus Kraken T-Shirt
Another fun option is the **Reading Octopus Sticker**, great for adding to a notebook or water bottle.
Reading Octopus, tea, coffee and books gift T-Shirt Bubble-free stickers
Finally, the **Women's Octopus T-Shirt** offers a stylish light blue design.
Women's Octopus T-Shirt
Octopus As Student T-Shirt with A Backpack and Apple
A strong match for this wildlife page and an easy next click after the guide.Check Price and Availability
Frequently Asked Questions
**Are octopuses common in Rhode Island?** No, they are not common but are seen occasionally, especially in late summer.
**Can I touch an octopus?** It's best to observe without touching; they can bite and are protected.
**Do octopuses live in Narragansett Bay?** Yes, they have been reported in the bay, particularly near rocky areas.
**What is the best bait to attract octopuses?** They are predators; you don't typically bait them. Spotting is opportunistic.
**How many types of octopus are there in RI?** Mainly two: Common Octopus and Atlantic Longarm Octopus.
See ourtour planning ideasfor the next step.
Frequently asked questions
What types of octopuses might you see in Rhode Island?+
In Rhode Island, the octopus you are most likely to encounter is the **Common Octopus** (Octopus vulgaris). This species is known for its bulbous head, eight arms, and ability to change color. A second species, the **Atlantic Longarm Octopus** (Macrotritopus defilippi), is occasionally reported in deeper waters. It has longer, thinner arms and a more slender body. These two are the main candidates for a Rhode Island sighting.
How can you tell the Common Octopus apart from the Atlantic Longarm Octopus?+
Focus on arm length and body shape. The Common Octopus has a rounded mantle and arms about 3-4 times its body length. The Atlantic Longarm Octopus has arms up to 6 times its body length and a more elongated mantle. Color is not reliable since both can change to match their surroundings. Check eye shape: Common Octopus has a w-shaped pupil, while the Longarm has a straight horizontal pupil.
Where are you most likely to find octopuses in Rhode Island?+
Start at the southern coast near **Point Judith** and **Block Island**. Rocky tidepools and eelgrass beds are prime spots. Octopuses often hide in crevices or under rocks during the day and come out to hunt at night. Check theOctopus hubfor more details on behavior. For state-related tips, visit theRhode Island wildlife page.
When is the best time of year to spot an octopus in Rhode Island?+
Late summer through early fall (August to October) provides the best odds. Water temperatures are warmest, and juvenile octopuses become more active. Look for them in shallow, protected bays and estuaries. Winter sightings are rare as they move to deeper water. See ourstate animal guidefor the next step.
What is the best way to observe octopuses without disturbing them?+
Approach slowly and avoid sudden movements. Use a red light at night, as octopuses are less sensitive to it. Never lift rocks or poke into crevices. Instead, watch from a distance. If you spot one, note its arm length and color pattern for identification. For more tips, see thetypes of octopuses page.
What gear can help you identify octopuses while exploring?+
A good pair of polarized sunglasses cuts glare so you can spot movement in rocky pools. A waterproof field guide is handy. When you head out, a sturdy tote bag like the ones from thetote bags collectioncan carry your gear and any shells you find. If you want to wear your interest, consider the **Octopus Kraken T-Shirt**. It's comfortable cotton and shows off your love for these creatures. ### Octopus Kraken T-Shirt Check Price and Availability Another fun option is the **Reading Octopus Sticker**, great for adding to a notebook or water bottle. ### Reading Octopus, tea, coffee and books gift T-Shirt Bubble-free stickers Check Price and Availability Finally, the **Women's Octopus T-Shirt** offers a stylish light blue design. ### Women's Octopus T-Shirt Check Price and Availability ### Octopus As Student T-Shirt with A Backpack and Apple A strong match for this wildlife page and an easy next click after the guide.Check Price and Availability
Keep exploring
More places to see octopus
More wildlife in Rhode Island