To provide a roe inspection tool for sturgeon, with which whether a sturgeon incubates roe is simply examined in a short time without damaging the sturgeon more than conventional tools and roe for roe quality inspection is simply sampled in a short time on condition that a sturgeon incubates roe.

The roe inspection tool for sturgeon comprises a grip part and a bar-like or hollow cylindrical roe inspection part. The length of the roe inspection part has a length not to damage an ovary by passing through the ovary in the abdominal cavity of a sturgeon of the order Acipenceriformes, the tip of the roe inspection part is in a shape to pass through the epidermis of the sturgeon, is sharply inserted from a gap between scales of the sturgeon and forms only a small wound to be healed only by disinfection on the epidermis of the sturgeon. When the roe inspection part is in a bar-like shape, a cavity to store one or more roes of sturgeon is made in the roe inspection part, and when the roe inspection part is in a hollow cylindrical shape, a space in the roe inspection part is larger than the roe of the sturgeon.