Bay of Plenty Census, the total resident population of the Bay of Plenty region was 257,379, an increase of 7.5% from 2001. The Bay of Plenty is the fifth-most populous region in New Zealand, accounting for 6.4% of the national population. The regional population is projected to increase to 277,900 by the year 2011. The median age in the Bay of Plenty was 37.2 years; 23.0% of the population were under 15 years of age, while 14.8% of people were aged 65 years or over. The male-to-female ratio was 0.94. The coast is dotted with several sizable settlements, the largest of which is
Bay of Plenty 259 km of open coastline used for economic, recreational and cultural purposes. The coastline from Waihi Beach in the west to Opape is defined as sandy coast, while the coast from Opape to Cape Runaway is rocky shore. Sizeable harbours are located at Tauranga, Whakatane and Ohiwa. Major estuaries include Maketu, Little Waihi, Whakatane, Waiotahe and Waioeka/Otara. Eight major rivers empty into the bay from inland catchments, including the Wairoa, Kaituna, Tarawera, Rangitaiki, Whakatane, Waioeka, Motu and Raukokore rivers. The region has more than 200 km² of lakes, known as the Lakes of Rotorua. Much of the central part of