Overview
Comprehensive Description
Biology
Inhabit clear lagoon and seaward reefs with mixed corals and algae-covered rocks. Oviparous (Ref. 205). Eggs are demersal and adhesive (Ref. 205).
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Springer, V.G. 1988 The Indo-Pacific blenniid fish genus Ecsenius. Smithson. Contrib. Zool. (465):134 p. (Ref. 5296)
http://www.fishbase.org/references/FBRefSummary.php?id=5296&speccode=6033
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Distribution
Indo-Pacific: Maldives to the Phoenix Islands, north to Ryukyu Islands, south to the southern Great Barrier Reef; throughout Micronesia.
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Myers, R.F. 1991 Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
http://www.fishbase.org/references/FBRefSummary.php?id=1602&speccode=4306
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Physical Description
Morphology
Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 15 - 18; Analspines: 2; Analsoft rays: 17 - 21
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Myers, R.F. 1991 Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
http://www.fishbase.org/references/FBRefSummary.php?id=1602&speccode=4306
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Size
Max. size
11.0 cm TL (male/unsexed; (Ref. 2334))
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Randall, J.E., G.R. Allen and R.C. Steene 1990 Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
http://www.fishbase.org/references/FBRefSummary.php?id=2334&speccode=13770
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Diagnostic Description
Occurs in three color phases: one black anteriorly and yellow posteriorly (bicolor phase), the others black dorsally with a broad white lateral band and dusky belly with or without a yellow tail.
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Myers, R.F. 1991 Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
http://www.fishbase.org/references/FBRefSummary.php?id=1602&speccode=4306
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Type Information
Paratype for Ecsenius hawaiiensis Chapman & Schultz
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): S. Tinker
Year Collected: 1950
Locality: Hawaiian Islands: Oahu I., Pearl Harbor; From Drydock Hauled Up 1 Year Ago From Guam, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Collector(s): S. Tinker
Year Collected: 1950
Locality: Hawaiian Islands: Oahu I., Pearl Harbor; From Drydock Hauled Up 1 Year Ago From Guam, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
- Paratype: Chapman, W. M. & Schultz, L. P. 1952. Proceedings of the United States National Museum. 102 (3310): 526.
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Type for Ecsenius hawaiiensis Chapman & Schultz
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Preparation: Illustration; Photograph; Radiograph
Collector(s): S. Tinker
Year Collected: 1950
Locality: Hawaiian Islands: Oahu I., Pearl Harbor; From Drydock Hauled Up 1 Year Ago From Guam, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
Collection: Smithsonian Institution, National Museum of Natural History, Department of Vertebrate Zoology, Division of Fishes
Preparation: Illustration; Photograph; Radiograph
Collector(s): S. Tinker
Year Collected: 1950
Locality: Hawaiian Islands: Oahu I., Pearl Harbor; From Drydock Hauled Up 1 Year Ago From Guam, Oahu, Hawaii, United States, Hawaiian Islands, Pacific
- Type: Chapman, W. M. & Schultz, L. P. 1952. Proceedings of the United States National Museum. 102 (3310): 526.
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Ecology
Habitat
Depth range based on 119 specimens in 1 taxon.
Water temperature and chemistry ranges based on 80 samples.
Environmental ranges
Depth range (m): 0.15 - 35
Temperature range (°C): 25.198 - 29.336
Nitrate (umol/L): 0.019 - 0.923
Salinity (PPS): 32.185 - 35.381
Oxygen (ml/l): 4.149 - 4.812
Phosphate (umol/l): 0.070 - 0.380
Silicate (umol/l): 0.803 - 6.286
Graphical representation
Depth range (m): 0.15 - 35
Temperature range (°C): 25.198 - 29.336
Nitrate (umol/L): 0.019 - 0.923
Salinity (PPS): 32.185 - 35.381
Oxygen (ml/l): 4.149 - 4.812
Phosphate (umol/l): 0.070 - 0.380
Silicate (umol/l): 0.803 - 6.286
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
Water temperature and chemistry ranges based on 80 samples.
Environmental ranges
Depth range (m): 0.15 - 35
Temperature range (°C): 25.198 - 29.336
Nitrate (umol/L): 0.019 - 0.923
Salinity (PPS): 32.185 - 35.381
Oxygen (ml/l): 4.149 - 4.812
Phosphate (umol/l): 0.070 - 0.380
Silicate (umol/l): 0.803 - 6.286
Graphical representation
Depth range (m): 0.15 - 35
Temperature range (°C): 25.198 - 29.336
Nitrate (umol/L): 0.019 - 0.923
Salinity (PPS): 32.185 - 35.381
Oxygen (ml/l): 4.149 - 4.812
Phosphate (umol/l): 0.070 - 0.380
Silicate (umol/l): 0.803 - 6.286
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
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Depth: 1 - 25m.
From 1 to 25 meters.
Habitat: reef-associated.
From 1 to 25 meters.
Habitat: reef-associated.
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Environment
reef-associated; marine; depth range 1 - 25 m (Ref. 9710)
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Lieske, E. and R. Myers 1994 Collins Pocket Guide. Coral reef fishes. Indo-Pacific & Caribbean including the Red Sea. Haper Collins Publishers, 400 p. (Ref. 9710)
http://www.fishbase.org/references/FBRefSummary.php?id=9710&speccode=13770
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Trophic Strategy
Inhabits lagoon and seaward reefs in areas of mixed corals and algae-covered rocks.
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Myers, R.F. 1999 Micronesian reef fishes: a comprehensive guide to the coral reef fishes of Micronesia, 3rd revised and expanded edition. Coral Graphics, Barrigada, Guam. 330 p. (Ref. 37816)
http://www.fishbase.org/references/FBRefSummary.php?id=37816&speccode=4307
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Life History and Behavior
Life Cycle
Distinct pairing (Ref. 205).
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Thresher, R.E. 1984 Reproduction in reef fishes. T.F.H. Publications, Inc. Ltd., Neptune City, New Jersey. 399 p. (Ref. 240)
http://www.fishbase.org/references/FBRefSummary.php?id=240&speccode=1263
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Molecular Biology and Genetics
Molecular Biology
Barcode data: Ecsenius bicolor
The following is a representative barcode sequence, the centroid of all available sequences for this species.

There are 3 barcode sequences available from BOLD and GenBank. Below is a sequence of the barcode region Cytochrome oxidase subunit 1 (COI or COX1) from a member of the species. See the BOLD taxonomy browser for more complete information about this specimen and other sequences.
Download FASTA File
There are 3 barcode sequences available from BOLD and GenBank. Below is a sequence of the barcode region Cytochrome oxidase subunit 1 (COI or COX1) from a member of the species. See the BOLD taxonomy browser for more complete information about this specimen and other sequences.
TZAIB116-06|HLC-12039|Ecsenius bicolor| ------------------------------------------CTTTACCTGGTATTTGGTGCCTGAGCCGGAATAGTGGGAACTGCACTA---AGTCTACTCATCCGCGCAGAACTAAGTCAGCCTGGGGCCTTGCTGGGTGAC---GACCAGATCTACAACGTTATCGTCACAGCCCATGCCTTCGTAATAATCTTTTTTATAGTAATACCAATTATAATCGGAGGTTTCGGAAACTGACTTATCCCCCTGATG---ATCGGTGCACCCGATATAGCTTTCCCCCGAATAAATAATATAAGTTTTTGACTCCTTCCTCCATCCTTCCTTCTTTTACTTGCCTCTTCCGGGGTCGAAGCCGGGGCTGGAACAGGATGAACTGTTTACCCCCCTCTTTCGGGGAACTTAGCCCACGCAGGAGCATCCGTTGACCTC---ACAATCTTTTCCCTGCACTTGGCAGGAGTCTCTTCTATTCTTGGAGCTATTAATTTTATCACCACTATTATTAACATAAAACCCCCTGCTATCACCCAATACCAAACCCCGCTGTTCGTCTGGGCCGTACTTATTACAGCAGTTCTACTTCTGCTATCCCTCCCCGTCCTTGCCGCA---GGAATTACAATACTTCTTACAGATCGAAATTTAAACACCACTTTCTTCGACCCGGCAGGAGGGGGTGACCCCATCCTTTACCAACACTTA-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-- end --
-- end --
Download FASTA File
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Statistics of barcoding coverage: Ecsenius bicolor
Barcode of Life Data Systems (BOLDS) Stats
Public Records: 3
Species: 5
Species With Barcodes: 1
Public Records: 3
Species: 5
Species With Barcodes: 1
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Conservation
Threats
Not Evaluated
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IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
http://www.fishbase.org/references/FBRefSummary.php?id=57073
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Relevance to Humans and Ecosystems
Benefits
Importance
aquarium: commercial
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Burgess, W.E., H.R. Axelrod and R.E. Hunziker III 1990 Dr. Burgess's atlas of marine aquarium fishes. T.F.H. Publications, Inc., Neptune City, New Jersey. 768 p.
http://www.fishbase.org/references/FBRefSummary.php?id=9210
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Wikipedia
Ecsenius bicolor
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 11 centimetres (4.3 in) in length.
References
- Froese, Rainer, and Daniel Pauly, eds. (2008). "Ecsenius bicolor" in FishBase. December 2008 version.
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