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The lengths (in kilometers) of rivers on the South Island of New Zealand that flow to the Tasman Sea are listed in numbers below:
River Length(km) River Length(km)
Hollyford 76 Waimea 48
Cascade 64 Motueka 108
Arawhata 68 Takaka 72
Haast 64 Aorere 72
Karangarua 37 Heaphy 35
Cool 32 Karamea 80
Waiho 32 Mokihinui 56
Whataroa 51 Buller 177
Wanganui 56 Grey 121
Waitaha 40 Taramakau 80
Hokitika 64 Arahura 56
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