Ecsenius bicolor

{{Short description|Species of fish}}

{{Speciesbox

| image = Bicolor blenny Ecsenius bicolor.jpg

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Williams, J.T. |date=2014 |title=Ecsenius bicolor |volume=2014 |page=e.T48342385A48359946 |doi=10.2305/IUCN.UK.2014-3.RLTS.T48342385A48359946.en |access-date=19 November 2021}}

| taxon = Ecsenius bicolor

| authority = (F. Day, 1888)

| synonyms = *Salarias bicolor Day, 1888

• Salarias furcatus Johnstone, 1904
• Salarias melanosoma Regan, 1909
• Salarias burmanicus Hora & Mukerji, 1936
• Ecsenius hawaiiensis Chapman & Schultz, 1952

| synonyms_ref = {{FishBase|Escenius|bicolor|month=October|year=2018}}

}}

Ecsenius bicolor, commonly known as the flame tail blenny or bicolor blenny,

is a blenny from the Indo-Pacific. It frequently makes its way into the aquarium trade. It grows to a size of {{convert|11|cm|in}} in length.{{whatfishbook|page=157}}