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Abudefduf septemfasciatus — Details

Sevenbanded Sergeant Major learn more about names for this taxon

Overview

Comprehensive Description

Biology

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Adults inhabit lagoon and outer reefs in shallow areas exposed to mild or moderate surge. Feed on benthic algae and small invertebrates (Ref. 7247). Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205). Highly territorial (Ref. 9710).

Allen, G.R. 1991 Damselfishes of the world. Mergus Publishers, Melle, Germany. 271 p. (Ref. 7247) http://www.fishbase.org/references/FBRefSummary.php?id=7247&speccode=11793

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Distribution

Distribution

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Chagos, Kenya, Madagascar, Mauritius, Mozambique, Reunion, Seychelles, South Africa (country), Tanzania

MacNae, W. & M. Kalk (eds) (1958). A natural history of Inhaca Island, Mozambique. Witwatersrand Univ. Press, Johannesburg. I-iv, 163 pp. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=6266
Anon. (1996). FishBase 96 [CD-ROM]. ICLARM: Los Baños, Philippines. 1 cd-rom pp. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=5909
Anon. (2000). FishBase 2000 [CD-ROM]. ICLARM: Los Baños, Laguna, Philippines. 4 cd-roms pp. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=6542
Smith, J.L.B. & M.M. Smith (1963). The fishes of Seychelles. Department of Ichthyology, Rhodes University. Grahamstown. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=5926
Bock, K.R. (1975). Preliminary checklist of the fishes of the south bank, Kilifi Creek, Kenya. Journal of the East Africa Natural History Society and National Museum 148. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=6136
Letourneur, Y., M. Harmelin-Vivien & R. Galzin (1993). Impact of hurricane Firinga on fish community structure on fringing reefs of Reunion Island, S.W. Indian Ocean. Environmental Biology of Fishes 37: 109-120 http://www.marinespecies.org/aphia.php?p=sourcedetails&id=6048

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Indo-Pacific: East Africa to the Line and Tuamoto islands, north to southern Japan, south to southern Great Barrier Reef.

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

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Dorsal spines (total): 13; Dorsal soft rays (total): 12 - 14; Analspines: 2; Analsoft rays: 11 - 13

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

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Maximum size: 230 mm TL

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Max. size

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23.0 cm TL (male/unsexed; (Ref. 4391))

Allen, G.R. 1986 Pomacentridae. p. 670-682. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4391) http://www.fishbase.org/references/FBRefSummary.php?id=4391&speccode=5110

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Diagnostic Description

Description

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Inhabits lagoon and outer reefs in shallow areas exposed to mild or moderate surge. Feeds on benthic algae and small invertebrates.

Anon. (1996). FishBase 96 [CD-ROM]. ICLARM: Los Baños, Philippines. 1 cd-rom pp. http://www.marinespecies.org/aphia.php?p=sourcedetails&id=5909

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Ecology

Habitat

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Depth range based on 16 specimens in 1 taxon.
Water temperature and chemistry ranges based on 9 samples.

Environmental ranges
  Depth range (m): 0.4575 - 100
  Temperature range (°C): 25.335 - 28.709
  Nitrate (umol/L): 0.130 - 0.402
  Salinity (PPS): 34.563 - 36.148
  Oxygen (ml/l): 4.503 - 4.807
  Phosphate (umol/l): 0.120 - 0.295
  Silicate (umol/l): 1.185 - 4.752

Graphical representation

Depth range (m): 0.4575 - 100

Temperature range (°C): 25.335 - 28.709

Nitrate (umol/L): 0.130 - 0.402

Salinity (PPS): 34.563 - 36.148

Oxygen (ml/l): 4.503 - 4.807

Phosphate (umol/l): 0.120 - 0.295

Silicate (umol/l): 1.185 - 4.752

Note: this information has not been validated. Check this *note*. Your feedback is most welcome.

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Depth: 0 - 3m.
Recorded at 3 meters.

Habitat: reef-associated.

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Environment

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reef-associated; non-migratory; marine; depth range 0 - 3 m (Ref. 4391)

Allen, G.R. 1986 Pomacentridae. p. 670-682. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4391) http://www.fishbase.org/references/FBRefSummary.php?id=4391&speccode=5110

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Trophic Strategy

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Occurs inshore (Ref. 75154). Inhabits lagoon and outer reefs in shallow areas exposed to mild or moderate surge (Ref. 9710). An omnivorous species although algae form the bulk of the food (Ref. 275). Feeds on benthic algae and small invertebrates (Ref. 9710).

Hiatt, R.W. and D.W. Strasburg 1960 Ecological relationships of the fish fauna on coral reefs of the Marshall Islands. Ecol. Monogr. 30(1):65-127. (Ref. 275) http://www.fishbase.org/references/FBRefSummary.php?id=275&speccode=4738

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Life History and Behavior

Life Cycle

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Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).

Breder, C.M. and D.E. Rosen 1966 Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. (Ref. 205) http://www.fishbase.org/references/FBRefSummary.php?id=205&speccode=1256

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Molecular Biology and Genetics

Molecular Biology

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Genomic DNA is available from 2 specimens with morphological vouchers housed at Ocean Genome Legacy

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Barcode data: Abudefduf septemfasciatus

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The following is a representative barcode sequence, the centroid of all available sequences for this species.

There are 4 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.

MBFA495-07|MBIO821.4|Abudefduf septemfasciatus| ---------------------------------------ACCCTCTATCTAGTATTTGGTGCTTGAGCTGGGATAGTAGGCACAGCTTTA---AGCCTCCTCATTCGAGCAGAACTTAGCCAACCAGGCGCTCTCCTCGGAGAC---GACCAGATTTATAACGTAATTGTTACGGCACACGCCTTTGTAATAATTTTCTTTATAGTAATGCCAATTATGATTGGAGGGTTTGGAAACTGACTAATTCCCCTTATG---ATCGGTGCCCCCGACATGGCTTTCCCCCGAATAAATAACATGAGCTTCTGACTCCTCCCTCCCTCATTCCTACTTTTACTTGCCTCTTCCGGAGTTGAAGCAGGTGCAGGAACAGGTTGGACTGTTTACCCTCCCCTGTCTGGTAACTTAGCCCATGCAGGAGCCTCTGTTGACCTA---ACTATCTTCTCCCTCCATCTAGCAGGTGTTTCCTCAATTTTAGGTGCCATCAACTTTATTACTACAATTATTAACATGAAACCCCCTGCTATCTCCCAATACCAGACCCCTCTCTTCGTATGGGCCGTGCTAATTACTGCCGTTCTTCTCCTTCTATCCCTCCCTGTCCTGGCCGCT---GGGATCACAATGCTTTTAACCGACCGAAATCTAAACACCACATTCTTCGACCCTGCCGGAGGAGGGGATCCAATCCTTTACCAACACCTA-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-- end --

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Statistics of barcoding coverage: Abudefduf septemfasciatus

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Barcode of Life Data Systems (BOLDS) Stats
Public Records: 5
Species: 7
Species With Barcodes: 1

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Conservation

Threats

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Not Evaluated

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

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fisheries: minor commercial

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