Research shows dogfish are a significant threat to cod

logoFebruary 7, 2013 — Dogfish provide significant competition for cod.   The estimated biomass of dogfish is 240,000 tons vs. only around 23,000 tons for both Georges Bank and Gulf of Maine Cod. Scientists found dogfish can tolerate temperatures from 32 to 80 degrees, far more than most other fish, meaning as water warms, they can easily adapt to new temperatures. Read more here