Anyone from eight to eighty who has poked about in a stream, from Cornwall to Cumbria and from Wales to East Anglia, will most likely have encountered a Bullhead Cottus gobio, a large-headed and large-mouthed little (maximum of 15cm) fish.
Anyone from eight to eighty who has poked about in a stream, from Cornwall to Cumbria and from Wales to East Anglia, will most likely have encountered a Bullhead Cottus gobio, a large-headed and large-mouthed little (maximum of 15cm) fish.