Definition of "escolar"

And Oceana's study revealed that 94 per cent of “white tuna” was not tuna at all, but escolar (Lepidocybium flavobrunneum). Consumption of more than 100 grams or so of this species causes severe diarrhoea.

2013 February 20, Helen Thomson, “News Focus: Meat Scandal: What's On Your Plate?”, in New Scientist, volume 217, number 2904, page 7