Cheapest isopods today, per isopod
The lowest verified in-stock per-isopod price for every line we track, as of September 4, 2026. Group listings are normalized by their stated count — a $36 ten-plus-two culture counts as $3.00/isopod — so different group sizes compare on equal footing.
| # | Line | Genus | Cheapest / isopod | Median / isopod | Where | Vendors |
|---|---|---|---|---|---|---|
| 1 | Dairy Cow Isopod | Porcellio | $0.24 | $0.62 | Rubber Ducky Isopods → | 1 |
| 2 | Dalmatian Isopod | Porcellio | $0.98 | $0.98 | Rubber Ducky Isopods → | 1 |
| 3 | Dwarf White Isopod (Trichorhina tomentosa) | Other isopods | $1.22 | $1.22 | Rubber Ducky Isopods → | 1 |
| 4 | Oreo Crumble Isopod | Porcellionides | $1.38 | $1.38 | Rubber Ducky Isopods → | 1 |
| 5 | Magic Potion Isopod | Armadillidium | $2.38 | $2.38 | Rubber Ducky Isopods → | 1 |
| 6 | Powder Orange Isopod | Porcellionides | $2.45 | $2.45 | Rubber Ducky Isopods → | 1 |
| 7 | Porcellionides pruinosus | Porcellionides | $2.95 | $3.95 | Rubber Ducky Isopods → | 1 |
| 8 | Porcellio dilatatus (Giant Canyon) | Porcellio | $2.95 | $2.95 | Rubber Ducky Isopods → | 1 |
| 9 | Porcellio scaber | Porcellio | $3.45 | $3.95 | Rubber Ducky Isopods → | 1 |
| 10 | Koi Isopod | Porcellio | $3.45 | $3.45 | Rubber Ducky Isopods → | 1 |
| 11 | Little Sea / Cubaris murina | Cubaris | $3.95 | $4.20 | Rubber Ducky Isopods → | 1 |
| 12 | Lava Isopod | Porcellio | $3.95 | $3.95 | Rubber Ducky Isopods → | 2 |
| 13 | Armadillidium gestroi | Armadillidium | $4.45 | $4.45 | Rubber Ducky Isopods → | 1 |
| 14 | Panda King Isopod | Cubaris | $6.95 | $6.95 | Rubber Ducky Isopods → | 2 |
| 15 | Red Edge / Redskirt Isopod | Cubaris | $7.42 | $7.42 | Rubber Ducky Isopods → | 2 |
| 16 | Zebra Isopod | Armadillidium | $7.95 | $7.95 | Rubber Ducky Isopods → | 2 |
| 17 | Armadillidium werneri | Armadillidium | $7.95 | $7.95 | Rubber Ducky Isopods → | 1 |
| 18 | Cristarmadillidium muricatum (Pineapple / Spiky) | Other isopods | $9.96 | $11.19 | Rubber Ducky Isopods → | 2 |
| 19 | Rubber Ducky Isopod | Cubaris | $16.58 | $24.92 | Rubber Ducky Isopods → | 1 |
Prices refresh daily from public vendor catalogs. Methodology. Listings whose group size we can't verify are excluded from this table rather than guessed.