A Armadillidium gestroi costs $4.45–$4.45 per isopod today; the median is $4.45. Based on 1 in-stock listing with a stated animal count across 1 US vendor, updated October 19, 2026.
Per-isopod prices are computed from the stated group count (a $36
ten-plus-two culture is $3.00/isopod). Shipping and live-arrival
guarantee terms differ by vendor and can change which one is cheapest
to your door.
Reading today's numbers
Only one vendor currently lists Armadillidium gestroi, so today's per-isopod price ($4.45) comes from that vendor alone rather than a cross-vendor comparison. Note that 1 of 2 tracked listings are in stock right now; today's stats come from the in-stock ones.