American whaler Rainbow visited Monganui, New Zealand according to the New Zealand newspaper Daily Southern Cross dated 26 June 1857

Biodiversity Heritage Library

An item reported the arrival at Monganui, New Zealand on 11 February of the American whaler Rainbow of 473 tons from New Bedford, USA master B.N. Hulsey 4 months out 20 barrels sperm oil cleared for whaling on 14 February.(1)

Source

1. Whalemen’s Shipping List dated 30 June 1857 master Halsey?, shipping agents William Gifford, departed on 11 October 1856.