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How do chimaeras take in water for breathing?

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southern stingray (Dasyatis americana or Hypanus americanus) — chondrichthyan Southern stingrays (*Dasyatis americana* or *Hypanus americanus*) are found in the western Atlantic Ocean.

Chimaeras take in water for breathing primarily through their nostrils while keeping their mouths closed for the most part. The water then reaches the mouth through grooves that lead there from the nostrils.1