MitoAge

Oncorhynchus masou

Masu salmon

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Maximum lifespan
3.7 yr
FishBase record
mtDNA size
16,652 bp
RefSeq NC_009262.1
GC content
44.55%
Whole genome
Non-coding
1,063 bp
D-loop 998 bp

Where Masu salmon sits among 2,335 species

Whole-genome GC content against maximum lifespan. Masu salmon has the 2,156th longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %Masu salmon
  • This species
  • Other ray-finned fishes
  • Other classes
Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,652 bp
GC skew (G − C) / (G + C)
−0.261
AT skew (A − T) / (A + T)
+0.032

Life history

Maximum lifespan
3.7 years

Lifespan from FishBase · FishBase record

About this record

Lifespan source
FishBase v26.06
Based on
an observed animal, origin not stated
Data quality
acceptable
Licence
CC BY-NC 4.0
Status
New in build 2
In the database since
build 2 (2026-11-13)

The lifespan value is for non-commercial use only; the genome data is not restricted by it.

  • A match to a lifespan source is under review and was not used.

Every change against the 2015 build is in the changelog download.

Composition by region

Reference (L) strand as deposited in RefSeq
Whole genome16,652 bp
Protein-coding11,413 bp
12S rRNA946 bp
16S rRNA1,679 bp
All tRNA1,552 bp
D-loop998 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1975 bp26.3%28.7%15.1%29.9%45.03%−0.330−0.045
ND2NADH dehydrogenase subunit 21,050 bp28.7%28.3%12.6%30.5%43.05%−0.416+0.007
COX1Cytochrome c oxidase subunit I1,551 bp25.6%31.2%18.0%25.2%43.20%−0.167−0.099
COX2Cytochrome c oxidase subunit II691 bp27.8%28.9%16.1%27.2%43.27%−0.258−0.020
ATP8ATP synthase F0 subunit 8168 bp28.6%25.0%13.7%32.7%46.43%−0.410+0.067
ATP6ATP synthase F0 subunit 6684 bp25.7%29.8%13.0%31.4%44.44%−0.414−0.074
COX3Cytochrome c oxidase subunit III786 bp24.9%30.8%16.5%27.7%44.28%−0.253−0.105
ND3NADH dehydrogenase subunit 3350 bp25.4%29.4%13.4%31.7%45.14%−0.405−0.073
ND4LNADH dehydrogenase subunit 4L297 bp24.6%28.3%16.2%31.0%47.14%−0.314−0.070
ND4NADH dehydrogenase subunit 41,381 bp28.4%28.9%14.0%28.7%42.72%−0.346−0.009
ND5NADH dehydrogenase subunit 51,839 bp29.7%27.4%12.9%30.0%42.90%−0.399+0.042
ND6NADH dehydrogenase subunit 6522 bp38.9%14.0%12.3%34.9%47.13%−0.480+0.471
CYTBCytochrome b1,141 bp25.4%30.1%14.5%30.0%44.52%−0.346−0.084
12S rRNA12S ribosomal RNA946 bp30.0%20.2%22.8%27.0%49.79%−0.083+0.196
16S rRNA16S ribosomal RNA1,679 bp33.1%19.7%22.2%25.0%47.23%−0.059+0.253
D-loopControl region (D-loop)998 bp30.4%30.4%15.9%23.3%39.28%−0.1890.000

Codon usage

Counts per codon, darker is more frequent

3,810 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.0%
UUU121
UUC108
Leu L17.2%
UUA118
UUG25
CUU158
CUC126
CUA193
CUG34
Ile I7.1%
AUU147
AUC125
Met M4.0%
AUA113
AUG40
Val V6.0%
GUU70
GUC43
GUA92
GUG24
Ser S6.4%
UCU59
UCC72
UCA55
UCG5
AGU15
AGC38
Pro P5.5%
CCU46
CCC85
CCA72
CCG8
Thr T8.0%
ACU74
ACC113
ACA107
ACG10
Ala A9.1%
GCU88
GCC140
GCA105
GCG12
Tyr Y2.9%
UAU51
UAC60
His H2.8%
CAU34
CAC74
Gln Q2.6%
CAA93
CAG7
Asn N3.0%
AAU49
AAC66
Lys K2.0%
AAA67
AAG8
Asp D2.0%
GAU30
GAC45
Glu E2.8%
GAA86
GAG20
Cys C0.7%
UGU12
UGC16
Trp W3.2%
UGA109
UGG12
Arg R2.0%
CGU11
CGC10
CGA44
CGG10
Gly G6.5%
GGU46
GGC60
GGA97
GGG43
Stop 0.2%
UAA7
UAG2
AGA0
AGG0

Genome map

39 annotated features in NC_009262.1

Hover, tap or tab to a feature to see its position, length, strand and GC content. Genes and rRNAs open their own pages.

  • Protein-coding13
  • rRNA2
  • tRNA23
  • D-loop1
  • Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
  • Middle ring: GC% of each gene against the whole genome (44.6%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 39 features as a table
FeatureTypeStartEndLengthStrandGC
D-loopControl region1998998 bp–39.3%
tRNA-PheTransfer RNA9991,06668 bp+–
12S rRNARibosomal RNA1,0672,012946 bp+49.8%
tRNA-ValTransfer RNA2,0132,08472 bp+–
16S rRNARibosomal RNA2,0853,7631,679 bp+47.2%
tRNA-Leu (UUR)Transfer RNA3,7643,83875 bp+–
ND1Protein-coding gene3,8394,813975 bp+45.0%
tRNA-IleTransfer RNA4,8184,88972 bp+–
tRNA-GlnTransfer RNA4,8874,95771 bp−–
tRNA-MetTransfer RNA4,9575,02569 bp+–
ND2Protein-coding gene5,0266,0751,050 bp+43.1%
tRNA-TrpTransfer RNA6,0786,14770 bp+–
tRNA-AlaTransfer RNA6,1506,21869 bp−–
tRNA-AsnTransfer RNA6,2206,29273 bp−–
tRNA-CysTransfer RNA6,3266,39267 bp−–
tRNA-TyrTransfer RNA6,3936,46371 bp−–
COX1Protein-coding gene6,4658,0151,551 bp+43.2%
tRNA-Ser (UCN)Transfer RNA8,0168,08671 bp−–
tRNA-AspTransfer RNA8,0908,16374 bp+–
COX2Protein-coding gene8,1788,868691 bp+43.3%
tRNA-LysTransfer RNA8,8698,94274 bp+–
ATP8Protein-coding gene8,9449,111168 bp+46.4%
ATP6Protein-coding gene9,1029,785684 bp+44.4%
COX3Protein-coding gene9,78510,570786 bp+44.3%
tRNA-GlyTransfer RNA10,57010,63970 bp+–
ND3Protein-coding gene10,64010,989350 bp+45.1%
tRNA-ArgTransfer RNA10,99011,05869 bp+–
ND4LProtein-coding gene11,05911,355297 bp+47.1%
ND4Protein-coding gene11,34912,7291,381 bp+42.7%
tRNA-HisTransfer RNA12,73012,79869 bp+–
tRNA-Ser (AGY)Transfer RNA12,79912,86769 bp+–
tRNA-Leu (CUN)Transfer RNA12,86912,94173 bp+–
ND5Protein-coding gene12,94214,7801,839 bp+42.9%
ND6Protein-coding gene14,77715,298522 bp−47.1%
tRNA-GluTransfer RNA15,29915,36668 bp−–
tRNA-GluTransfer RNA15,29915,36769 bp−–
CYTBProtein-coding gene15,37116,5111,141 bp+44.5%
tRNA-ThrTransfer RNA16,51216,58372 bp+–
tRNA-ProTransfer RNA16,58316,65270 bp−–

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