| Subject | Danish | Swedish |
| life.sc., fish.farm. | almindelig pighaj | pigghaj (Squalus acanthias, Acanthias vulgaris) |
| fish.farm. | Blainvilles pighaj | medelhavspigghaj (Squalus blainville, Squalus fernandinus, Squalus blainvillei) |
| fish.farm. | Blainvilles pighaj | galludohaj (Squalus blainville, Squalus fernandinus, Squalus blainvillei) |
| life.sc., fish.farm. | brun pighaj | brun pigghaj (Centrophorus squamosus) |
| life.sc., fish.farm. | mørk pighaj | brun pigghaj (Centrophorus squamosus) |
| life.sc., nat.res., fish.farm. | portugisisk pighaj | pailonahaj (Centroscymnus coelolepis) |
| fish.farm. | ru pighaj | sorghaj (Centrophorus granulosus) |
| fish.farm. | storøjet pighaj | kortnosad pigghaj (Squalus megalops) |
