Jupiter Isopod

Jupiter Isopod key facts

Care level

Intermediate

Lifespan

2-4 years

Size

15-20mm

Temperature

22〜26℃

Humidity

70〜80%

Diet

Leaf litter and white-rotted hardwood as the base, with small amounts of vegetable, fruit and mushroom and the occasional pinch of fish flake or dried shrimp; cuttlebone stays in permanently

Temperature & Humidity

22-26C and 70-80% humidity. Keep about a third of the enclosure damp and let the rest run drier.

Enclosure

Build the substrate on flake soil, white-rotted hardwood and topsoil with limestone through it, and put vents on opposing sides.

Diet & Feeding

Keep leaf litter and white-rotted wood topped up. Small amounts of vegetable, fruit and mushroom, with occasional protein; carotenoid-rich veg may help the colour.

Temperament & Venom

Harmless to people and conglobates when startled. Calm, and reasonably visible for a Cubaris.

Notes

Lift uneaten food within a day or two. Breeding is slow, so resist digging after them, and keep a springtail culture alongside.

About Jupiter Isopod

A yet-undescribed isopod with a brown-to-black body edged in yellow, reaching 15–20mm. Considered a hardier Cubaris species, best suited to intermediate keepers.

7 things to know before welcoming a Jupiter Isopod

1. 1Compact, Humid Setup

   As a cave-dwelling species, they do best in warm, humid conditions with a deep layer of moisture-retentive substrate in a well-ventilated enclosure. Adding several pieces of driftwood or rotten wood gives them the hiding spots they naturally seek out.

2. 2Prefers Hiding Spots

   They spend most of their time tucked away and aren't often seen out in the open. Rather than digging them out, it's best to judge how they're doing from feeding traces and the condition of the substrate.

3. 3Striking Color Pattern

   Their brown-to-black bodies are edged in yellow along each segment, with the color intensifying toward the head and tail. The exact pattern varies from individual to individual, which is part of the fun of keeping them.

4. 4Hardy for Its Group

   Within the cave-dwelling Cubaris group, this species is considered relatively hardy, and with basic environmental care its difficulty level sits at intermediate. That said, extremes of dryness or excess moisture should still be avoided.

5. 5Feeding Basics

   They're omnivores that mainly eat plant matter such as leaf litter, decaying wood, and prepared isopod food. Leftover food should be removed regularly to prevent mold.

6. 6Signs of Good Health

   Because they tend to stay hidden, checking on individual animals every day isn't realistic — indirect signs like active movement or feeding traces are more useful indicators. Substrate that's too wet or too dry can affect their condition, so keep an eye on moisture levels.

7. 7Before You Bring One Home

   Setting up the enclosure, substrate, hides, and a spray bottle for humidity before bringing them home reduces stress on the animals. Aim for a stable temperature and humidity environment from the start.

Frequently asked questions about Jupiter Isopod

Q.Can beginners keep Jupiter Isopods?

A.They're considered one of the hardier Cubaris species, but overall care difficulty is rated intermediate. It's best to have a basic understanding of temperature and humidity management before bringing one home.

Q.How big do Jupiter Isopods get?

A.Adults reach about 15–20mm in length. That's a comfortable size for observing the yellow edging along each body segment up close.

Q.Will I be able to see them often?

A.They spend much of their time tucked away in hiding spots, so they aren't always visible. Checking near driftwood or rotten wood hides is the best way to catch them out and about.

Q.Are there any legal restrictions on keeping this species?

A.It is not subject to CITES.

Q.Can they be kept together with other species?

A.Mixing closely related isopod species carries a risk of hybridization, so it's best avoided. Keeping them alone or only with others of the same species is the safer approach.

Learn more about Jupiter Isopod in the encyclopedia

More in this category