100% Smooth Hounds in the original post images.
For a long time it has been assumed we have two species of smooth hound in British waters, the starry smooth hound and the common smooth hound (which grows considerably bigger in warmer foreign waters). Recent genetic research, however, has suggested all of the UK's hounds are in fact starry hounds, some just don't have the visible spots/stars.
We shouldn't be too quick to assume these fish are commercial cast offs. Whilst that probability is high, as per the comments in this feature: Solent Hounds, these fish, like their smaller cous