What is "bat ray"

The bat ray (Myliobatis californica) is an eagle ray found in muddy or sandy sloughs, estuaries and bays, kelp beds and rocky-bottomed shoreline in the eastern Pacific Ocean, between the Oregon coast and the Gulf of California. It is also found in the area around the Galápagos Islands. The largest specimens can grow to a wingspan of and a mass of . They more typically range from . Bat rays are euryhaline, i.e. they are able to live in environments with a wide range of salinities.