The two-spotted goby (Gobiusculus flavescens) is a species of goby native to marine and brackish waters of the eastern Atlantic Ocean where it can be found from the Faeroes and Norway to the northwestern coast of Spain. It has also been recorded from Estonia though records from the Mediterranean Sea are uncertain. They are common on all coasts of the United Kingdom. This species can reach a length of 6 centimetres (2.4 in) TL. (Source: Wikipedia, '', http://en.wikipedia.org/wiki/Two-spotted_goby, CC BY-SA 3.0. Photo: (c) João Pedro Silva, some rights reserved (CC BY-NC))