Ocean power in New Zealand speed. Because the tidal speed doubles, eight times more tidal power can be produced at spring tides than at neap tides. The entrance to Kaipara Harbour, one of the largest harbours in the world, is a channel to the Tasman Sea. It narrows to a width of , and is over deep in parts. On average, Kaipara tides rise and fall . At high tide, nearly 1000 square kilometres are flooded. Spring tidal flows reach 9 km/h (5 knots) in the entrance channel and move 1,990 million cubic metres per tidal movement or 7,960 million cubic meters daily. In 2011,
What Are You So Scared Of? Fearless Friends Tour in the US. "What Are You So Scared Of?" was released in the US on 14 February 2012. Deluxe edition included three tracks: "You Know Me", "Welcome" and "Take Me Down". Upon its US release, it debuted at No. 7 on the US Heatseekers Albums chart, No. 48 on US Rock Albums and No. 10 on Independent Albums. While the group was planning to support Go Radio on their headlining spring tour in the US, they had to drop of due to McDougall having an eczema outbreak. On 12 October a music video was released for "Listening".