Scientific classification Scientific name: Litopenaeus vannamei Other scientific name: Penaeus Vannamei The white shrimp may reach a total length (excluding antennae) of 197 mm (7.8 in), with females being larger than males. The antennae may be up to three times the length of the body, which is bluish white with a tinge of pink on the sides, and black spots.The pleopods are often redder, and the uropods and telson are green. The rostrum is long and thin, with 5 - 11 teeth on the upper edge and 2 on the lower edge, and continues along the carapace as a dorsal carina (ridge