 Then, they built a new village and cleared land for crops, usually only a few miles from their previous home The frequent changes of location has given problems to archaeologists in estimating the numbers on the St. Lawrence Iroquoian people.Dating techniques may not be precise enough to determine whether villages were occupied simultaneously or sequentially.In addition to the characteristic villages, the St. Lawrence Iroquoian peoples had "a mixed economy, in which they drew their subsistence from growing maize, squash, and beans, hunting, fishing, and gathering.