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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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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Physical Description

Morphology

Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 15 - 18; Analspines: 2; Analsoft rays: 17 - 21
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Size

Maximum size: 110 mm TL
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Max. size

11.0 cm TL (male/unsexed; (Ref. 2334))
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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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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
  • 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
  • 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.
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Depth: 1 - 25m.
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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Trophic Strategy

Inhabits lagoon and seaward reefs in areas of mixed corals and algae-covered rocks.
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Life History and Behavior

Life Cycle

Distinct pairing (Ref. 205).
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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.
 
TZAIB116-06|HLC-12039|Ecsenius bicolor| ------------------------------------------CTTTACCTGGTATTTGGTGCCTGAGCCGGAATAGTGGGAACTGCACTA---AGTCTACTCATCCGCGCAGAACTAAGTCAGCCTGGGGCCTTGCTGGGTGAC---GACCAGATCTACAACGTTATCGTCACAGCCCATGCCTTCGTAATAATCTTTTTTATAGTAATACCAATTATAATCGGAGGTTTCGGAAACTGACTTATCCCCCTGATG---ATCGGTGCACCCGATATAGCTTTCCCCCGAATAAATAATATAAGTTTTTGACTCCTTCCTCCATCCTTCCTTCTTTTACTTGCCTCTTCCGGGGTCGAAGCCGGGGCTGGAACAGGATGAACTGTTTACCCCCCTCTTTCGGGGAACTTAGCCCACGCAGGAGCATCCGTTGACCTC---ACAATCTTTTCCCTGCACTTGGCAGGAGTCTCTTCTATTCTTGGAGCTATTAATTTTATCACCACTATTATTAACATAAAACCCCCTGCTATCACCCAATACCAAACCCCGCTGTTCGTCTGGGCCGTACTTATTACAGCAGTTCTACTTCTGCTATCCCTCCCCGTCCTTGCCGCA---GGAATTACAATACTTCTTACAGATCGAAATTTAAACACCACTTTCTTCGACCCGGCAGGAGGGGGTGACCCCATCCTTTACCAACACTTA------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 
-- 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

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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

aquarium: commercial
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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


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