地处胶莱河以东的胶东半岛三面环海,其中部的地貌基本以低山丘陵为主,山间谷地往往有潺援的小溪和河流逶迤入海,沿海一线则大都是山川冲积和海水作用的狭长平原带。半岛属典型的海洋性气候,四季分明,冬暖夏凉,常年温差小,降雨量较充沛,既适于陆生动植物生长发育,又兼有丰富的海产资源,生态环境堪称优良,地理上自成一相对独立的单元。这里,各个时期的古文化遗址星罗棋布,据不完全统计,迄今已被发现者即达一二百处。从这些遗址的分布情况看,史前居民的村落一般都被选定在河边阶地或河流入海口左近,其中,早期居民的聚 Jiaodong Peninsula is located east of the Jiaolai River surrounded by the sea on three sides, the central part of the basic landscape to the low hills, mountain valleys tend to have the aid of creek and river 逶 迤 into the sea, the coastline are mostly mountain alluvial and sea water The role of the narrow plains. Peninsula is a typical maritime climate, four seasons, cool in winter and warm in summer, small annual temperature difference, rainfall is plentiful, not only suitable for the growth of terrestrial flora and fauna, but also rich in marine resources, the ecological environment is excellent, geographically Since a relatively independent unit. Here, the ancient cultural sites in various periods are dotted with, according to incomplete statistics, one or two hundred sites have been discovered so far. Judging from the distribution of these sites, the villages of prehistoric inhabitants are generally selected near the riverside terraces or the river estuaries. Among them, the polygamy of early inhabitants