Red-black triplefin explained

The red-black triplefin (Tripterygion tripteronotum) is a species of fish in the family Tripterygiidae, the threefin blennies. It is widespread in the Mediterranean Sea and the Black Sea. In the Black Sea it occurs off the coasts of the Crimea and Ukraine.^{[1] [2]}

Notes and References

1. Movchan Yu.V. (2009) Fish of Ukraine (taxonomy, nomenclature, notes). Zbirnyk prats Zoologichnogo muzeyu, №40: 47-87. (in Ukrainian) http://www.museumkiev.org/zoology/catalog/zz_40/Movchan_4.pdf
2. http://81.8.63.74/Downloads/Black_Sea_Fishes_Check_List.pdf Black Sea Fishes Check List