Where to See Octopuses in Hawaii
Yes, you can see octopus in Hawaii by snorkeling or diving in coral reefs and rocky shorelines, especially during the night. Octopuses are common in Hawaiian waters, especially around coral reefs and rocky tidepools. The best spots are on the Big Island and Maui, with night dives offering the highest sighting odds. Start at tidepools during low tide or book a guided night snorkel.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.
- 8
- species recorded
- October, September, January
- peak months
Real sighting data, source iNaturalist
1,310 verified observations on iNaturalist of octopus have been recorded in Hawaii, most often in October, September, January.
When octopus are recorded in Hawaii
Yes, you can see octopus in Hawaii by snorkeling or diving in coral reefs and rocky shorelines, especially during the night. Octopuses are common in Hawaiian waters, especially around coral reefs and rocky tidepools. The best spots are on the Big Island and Maui, with night dives offering the highest sighting odds. Start at tidepools during low tide or book a guided night snorkel.
Where Are the Best Places to See Octopuses in Hawaii?
The most realistic first-stop places for octopus sightings are tidepools and shallow reef flats. On the Big Island, head to **Kahalu'u Beach Park** or the tidepools near **Kapoho**. On Maui, **Black Rock** and **Honolua Bay** are reliable spots. These areas have rocky substrates and crevices where octopuses hide. For more experienced viewers, night dives at **Molokini Crater** or **Kona Coast** offer excellent odds.
In Hawaii, octopuses sightings usually improve when you slow down and match your first stop to coastal or offshore zones where people usually look first. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.
What Time of Day Is Best for Octopus Spotting?
Octopuses are nocturnal, so **nighttime** is prime for sightings. Many tour operators offer guided night snorkels or dives specifically for cephalopods. Early morning dives can also be productive before the octopuses retreat to dens. During the day, your best bet is low tide when octopuses may be trapped in tidepools.
What Habitats Do Hawaiian Octopuses Prefer?
Hawaiian octopuses favor **coral reefs**, **rocky bottoms**, and **tidepools** with plenty of hiding spots. They are masters of camouflage, blending into the substrate. Look for their dens, small holes or crevices with a pile of shells outside. The two most common species are the day octopus (*Octopus cyanea*) and the night octopus (*Callistoctopus ornatus*).
How Can You Identify an Octopus in the Wild?
Octopuses have eight arms, a bulbous head, and the ability to change color and texture instantly. The day octopus is typically brown or greenish with spots, while the night octopus is reddish with white spots. During the day, they may be hidden, but if you see a moving rock or a sudden color shift, you have found one. Check out ourcomplete guide to octopus identificationfor more details.
See ourstate animal guidefor the next step.
Which Hawaiian Islands Offer the Best Octopus Sightings?
The **Big Island** and **Maui** are the top choices due to their extensive fringing reefs and protected bays. **Oahu** has good spots like **Hanauma Bay**, but it is more crowded. **Kauai** offers excellent night dives at **Poipu Beach**. For the most reliable sightings, book a night dive on the Kona Coast of the Big Island. More island-specific tips are on ourHawaii wildlife page.
Show Your Love for Octopuses with These T-Shirts
After a successful sighting, celebrate with some octopus apparel. These designs capture the spirit of the day.
Octopus Kraken T-Shirt
A bold kraken design that stands out. Comfortable cotton tee for wearing on the beach or around town.Check Price and Availability
Reading Octopus, tea, coffee and books gift T-Shirt Bubble-free stickers
Perfect for adding a touch of octopus whimsy to your laptop or water bottle. High quality, bubble-free vinyl.Check Price and Availability
If you are looking for a practical carryall for field gear, see ourwildlife tote bags.
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 About Seeing Octopuses in Hawaii
**Can you see octopuses while snorkeling in Hawaii?** Yes, especially on shallow reefs and tidepools during low tide. Night snorkels are even better.
**Are octopus bites dangerous?** Hawaiian octopuses are not aggressive, but their beak can deliver a painful bite. Look but do not touch.
**What is the best month to see octopuses in Hawaii?** Year-round, but summer months (June-September) have calmer seas and longer daylight hours for diving.
**Do I need a guide to find octopuses?** It helps. Local guides know the exact dens and can point out camouflage. Book a night dive on theBig Island octopus tourspage.
See ourtour planning ideasfor the next step.
Where is the best place to see an octopus in Hawaii?
The best places to see an octopus in Hawaii are shallow coral reefs and rocky shorelines. Popular snorkeling spots like Hanauma Bay on Oahu, Kahaluu Beach Park on the Big Island, and Molokini Crater off Maui are excellent locations. Look for them in crevices or under ledges during the day, or watch for them moving across the reef at night. They are masters of camouflage, so look for a change in texture or a sudden movement.
What time of day are octopus most active in Hawaii?
Octopus in Hawaii are primarily nocturnal, meaning they are most active at night. During the day, they often hide in 'dens' or crevices in the reef, coming out only occasionally to feed. Night diving or snorkeling with a light is the best way to see them hunting for crabs and fish. If you are searching during the day, look for piles of shells (an 'octopus garden') near a hole, which is a sure sign of a resident octopus.
How can I spot a camouflaged octopus?
Spotting a camouflaged octopus takes practice. Look for eyes or a funnel (siphon) that doesn't match the surrounding rock or coral. Sometimes you will see a patch of skin that changes color or texture as the octopus reacts to your presence. Watch for the 'octopus garden', a collection of crab shells and stones outside a crevice. If you see one, stay still and wait; the octopus may eventually peek out or move.
Is it safe to swim with octopus in Hawaii?
Yes, it is generally safe to swim with octopus in Hawaii, as they are shy and will try to hide or flee if approached. However, you should never try to touch, grab, or corner an octopus. They have a beak and can bite if they feel threatened, and some species are mildly venomous. Respect their space and enjoy watching their incredible movements and color changes from a distance. Always follow responsible reef etiquette.
Frequently asked questions
Where Are the Best Places to See Octopuses in Hawaii?+
The most realistic first-stop places for octopus sightings are tidepools and shallow reef flats. On the Big Island, head to **Kahalu'u Beach Park** or the tidepools near **Kapoho**. On Maui, **Black Rock** and **Honolua Bay** are reliable spots. These areas have rocky substrates and crevices where octopuses hide. For more experienced viewers, night dives at **Molokini Crater** or **Kona Coast** offer excellent odds. In Hawaii, octopuses sightings usually improve when you slow down and match your first stop to coastal or offshore zones where people usually look first. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.
What Time of Day Is Best for Octopus Spotting?+
Octopuses are nocturnal, so **nighttime** is prime for sightings. Many tour operators offer guided night snorkels or dives specifically for cephalopods. Early morning dives can also be productive before the octopuses retreat to dens. During the day, your best bet is low tide when octopuses may be trapped in tidepools.
What Habitats Do Hawaiian Octopuses Prefer?+
Hawaiian octopuses favor **coral reefs**, **rocky bottoms**, and **tidepools** with plenty of hiding spots. They are masters of camouflage, blending into the substrate. Look for their dens, small holes or crevices with a pile of shells outside. The two most common species are the day octopus (*Octopus cyanea*) and the night octopus (*Callistoctopus ornatus*).
How Can You Identify an Octopus in the Wild?+
Octopuses have eight arms, a bulbous head, and the ability to change color and texture instantly. The day octopus is typically brown or greenish with spots, while the night octopus is reddish with white spots. During the day, they may be hidden, but if you see a moving rock or a sudden color shift, you have found one. Check out ourcomplete guide to octopus identificationfor more details. See ourstate animal guidefor the next step.
Which Hawaiian Islands Offer the Best Octopus Sightings?+
The **Big Island** and **Maui** are the top choices due to their extensive fringing reefs and protected bays. **Oahu** has good spots like **Hanauma Bay**, but it is more crowded. **Kauai** offers excellent night dives at **Poipu Beach**. For the most reliable sightings, book a night dive on the Kona Coast of the Big Island. More island-specific tips are on ourHawaii wildlife page.
Where is the best place to see an octopus in Hawaii?+
The best places to see an octopus in Hawaii are shallow coral reefs and rocky shorelines. Popular snorkeling spots like Hanauma Bay on Oahu, Kahaluu Beach Park on the Big Island, and Molokini Crater off Maui are excellent locations. Look for them in crevices or under ledges during the day, or watch for them moving across the reef at night. They are masters of camouflage, so look for a change in texture or a sudden movement.
What time of day are octopus most active in Hawaii?+
Octopus in Hawaii are primarily nocturnal, meaning they are most active at night. During the day, they often hide in 'dens' or crevices in the reef, coming out only occasionally to feed. Night diving or snorkeling with a light is the best way to see them hunting for crabs and fish. If you are searching during the day, look for piles of shells (an 'octopus garden') near a hole, which is a sure sign of a resident octopus.
How can I spot a camouflaged octopus?+
Spotting a camouflaged octopus takes practice. Look for eyes or a funnel (siphon) that doesn't match the surrounding rock or coral. Sometimes you will see a patch of skin that changes color or texture as the octopus reacts to your presence. Watch for the 'octopus garden', a collection of crab shells and stones outside a crevice. If you see one, stay still and wait; the octopus may eventually peek out or move.
Is it safe to swim with octopus in Hawaii?+
Yes, it is generally safe to swim with octopus in Hawaii, as they are shy and will try to hide or flee if approached. However, you should never try to touch, grab, or corner an octopus. They have a beak and can bite if they feel threatened, and some species are mildly venomous. Respect their space and enjoy watching their incredible movements and color changes from a distance. Always follow responsible reef etiquette.
Keep exploring
More places to see octopus
More wildlife in Hawaii