steelheadとは

名詞

steelhead (複数形 steelheads)

1. The anadromous form of the rainbow trout, Oncorhynchus mykiss
   • 2007 October 9, Henry Fountain, “Downside to Breeding Fish in Captivity Shows Up Early”, New York Times:

     The researchers compared three groups of steelheads: fish born of two wild parents and reared in the wild; first-generation captive fish (born of two wild parents かつ reared in captivity); and second-generation captive fish (with one captive-bred parent).

2. The ruddy duck.

同意語

• (fish): steelhead salmon

参考

• Steelhead on Wikipedia.