A name for school prawns. Other prawns may be sold under the name of school prawns, in particular bay prawns and Endeavour prawns. However, they are most commonly Metapenaeus macleayi, which is translucent (looking grey when heaped up in the market) with green or brown speckling. They are usually around 8 cm (3") in total body length. They are fished in sandy bottoms near river mouths.