Fish tag flies from Oregon to New Zealand

A small electronic tag that was implanted in a Steelhead Salmon Oncorhynchus mykiss at the USFWS Columbia River Hatchery (USA) has been discovered in New Zealand. Because Steelhead Salmon do not migrate across the equator, the best theories about the [UTF-8?]tag’s travels involves Sooty Shearwaters Pufinus griseus.The tiny device was noticed by Maori hunter Dale Whaitiri on Mokonui Island, one of the Titi Islands (New Zealand). Shearwaters nest in burrows among tree roots on the island, and are known locally as Titi or Muttonbirds. The tag was recorded two years earlier as young steelhead smolts were passing the Bonneville Dam, on the Columbia River [UTF-8?]– 10,170 km from Mokonui!