Bay of Plenty in the region. Missionary activity in the region also increased during this time. In 1853, New Zealand was subdivided into provinces, with the Bay of Plenty incorporated into Auckland Province. Conflict returned to the Bay of Plenty during the 1860s with the New Zealand Land Wars. Initially this stemmed from Tauranga iwi supporting the Waikato iwi in their conflict with the government. In retaliation, British Crown and government-allied Māori forces attacked the Tauranga iwi, including at the famous Battle of Gate Pā in 1864. Further conflict with the government arose in 1865 when German missionary Carl Völkner and interpreter James
Lake Rotoiti (Bay of Plenty) divert the nutrient rich waters of Lake Rotorua into the Kaituna River was completed in late 2008. The Bay of Plenty Regional Council expected to see improvement in lake water quality within five years and the Rotorua Te Arawa Lakes Program reported in 2013 that the intervention has significantly improved water quality. Water quality is the highest it has been in decades, on track to meet targets set by the Program to meet community expectations. Lake Rotoiti has thermal hot-spring baths on the southern shore which are accessible by boat. Lake Rotoiti (Bay of Plenty) Lake Rotoiti is a lake