That Wanaka tree. Wanaka Lake. Image by Bradley White for Manaaki Whenua

That Wanaka tree. Wanaka Lake. Image by Bradley White for Manaaki Whenua

Stream during rain with native riparian planting along bank. Wanaka. Image by Bradley White for Manaaki Whenua

Stream during rain with native riparian planting along bank. Wanaka. Image by Bradley White for Manaaki Whenua

That Wanaka tree. Wanaka Lake. Image by Bradley White for Manaaki Whenua

Manaaki Whenua Researcher , Phycologist Phil Novis PhD and Marc Schallenberg (University of Otago) collect Lake Snow specimens from Lake Wanaka. Image by Bradley White for Manaaki Whenua - Landcare Research

Manaaki Whenua Researcher , Phycologist Phil Novis PhD and Marc Schallenberg (University of Otago) collect Lake Snow specimens from Lake Wanaka. Image by Bradley White for Manaaki Whenua - Landcare Research

Wanaka Lake. Image by Bradley White for Manaaki Whenua

Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg collecting samples of Lake Snow from Lake Wanaka in the South Island of New Zealand. Image for Manaaki Whenua by Bradley White

Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg collecting samples of Lake Snow from Lake Wanaka in the South Island of New Zealand. Image for Manaaki Whenua by Bradley White

Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg collecting samples of Lake Snow from Lake Wanaka in the South Island of New Zealand. Image for Manaaki Whenua by Bradley White

Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg collecting samples of Lake Snow from Lake Wanaka in the South Island of New Zealand. Image for Manaaki Whenua by Bradley White

Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg collecting samples of Lake Snow from Lake Wanaka in the South Island of New Zealand. Image for Manaaki Whenua by Bradley White

Lake Snow collected from Lake Wanaka by Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg. Image for Manaaki Whenua by Bradley White

Lake Snow collected from Lake Wanaka by Manaaki Whenua researcher, phycologist Phi Novis PhD (light brown jersey) with University of Otago's Dr Marc Schallenberg. Image for Manaaki Whenua by Bradley White