MitoAge

Trichechus manatus

West Indian manatee

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Maximum lifespan
69 yr
AnAge record
mtDNA size
16,882 bp
RefSeq NC_010302.1
GC content
42.85%
Whole genome
Non-coding
1,505 bp
D-loop 1,443 bp

Where West Indian manatee sits among 2,335 species

Whole-genome GC content against maximum lifespan. West Indian manatee has the 68th longest lifespan of them.

10203040501 yr10 yr100 yrMaximum lifespan, log scaleGC %West Indian manatee
  • This species
  • Other mammals
  • Other classes
Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,882 bp
GC skew (G − C) / (G + C)
−0.316
AT skew (A − T) / (A + T)
+0.063

Life history

Maximum lifespan
69 years
Adult weight
322 kg
Birth weight
32 kg
Basal metabolic rate
70.006 W
Female sexual maturity
3.5 years
Male sexual maturity
2.5 years
Gestation or incubation
335 days
Litter or clutch size
1
Litters per year
0.4
Postnatal growth rate
0.0024 per day

Lifespan from AnAge · AnAge record · other traits from AnAge Build 15 (HAGRID 03208)

About this record

Lifespan source
AnAge build 15
Based on
an animal in captivity
Data quality
acceptable, medium sample
Licence
Free to use, subject to the Human Ageing Genomic Resources conditions of use
Status
Updated in build 2
In the database since
build 1 (2015-07-01)
Last changed
build 2 (2026-11-13)

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

Composition by region

Reference (L) strand as deposited in RefSeq
Whole genome16,882 bp
Protein-coding11,338 bp
12S rRNA959 bp
16S rRNA1,570 bp
All tRNA1,511 bp
D-loop1,443 bp

Genes and regions

Select a column to sort; select a gene to compare it across species
Composition
ND1NADH dehydrogenase subunit 1955 bp28.8%28.0%13.1%30.2%43.25%−0.395+0.015
ND2NADH dehydrogenase subunit 21,042 bp32.0%27.0%10.2%30.9%41.08%−0.505+0.085
COX1Cytochrome c oxidase subunit I1,542 bp25.2%29.1%18.1%27.6%45.66%−0.207−0.072
COX2Cytochrome c oxidase subunit II684 bp31.4%27.8%14.6%26.2%40.79%−0.283+0.062
ATP8ATP synthase F0 subunit 8204 bp32.8%30.9%6.9%29.4%36.28%−0.622+0.031
ATP6ATP synthase F0 subunit 6679 bp27.4%29.3%13.8%29.5%43.30%−0.361−0.034
COX3Cytochrome c oxidase subunit III784 bp25.4%28.7%17.1%28.8%45.92%−0.256−0.061
ND3NADH dehydrogenase subunit 3347 bp29.4%27.1%13.3%30.3%43.52%−0.391+0.041
ND4LNADH dehydrogenase subunit 4L297 bp25.6%32.0%13.1%29.3%42.42%−0.381−0.111
ND4NADH dehydrogenase subunit 41,378 bp29.4%28.4%11.8%30.4%42.16%−0.442+0.016
ND5NADH dehydrogenase subunit 51,812 bp28.8%26.8%13.4%31.1%44.43%−0.399+0.037
ND6NADH dehydrogenase subunit 6528 bp39.0%17.4%9.3%34.3%43.56%−0.574+0.383
CYTBCytochrome b1,140 bp27.8%26.0%13.4%32.8%46.23%−0.419+0.034
12S rRNA12S ribosomal RNA959 bp34.3%22.5%19.0%24.2%43.17%−0.121+0.207
16S rRNA16S ribosomal RNA1,570 bp35.2%24.3%18.1%22.4%40.45%−0.106+0.183
D-loopControl region (D-loop)1,443 bp30.5%26.2%14.7%28.6%43.31%−0.322+0.076

Codon usage

Counts per codon, darker is more frequent

3,795 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F6.0%
UUU80
UUC149
Leu L16.5%
UUA70
UUG27
CUU78
CUC122
CUA262
CUG68
Ile I8.6%
AUU137
AUC188
Met M6.0%
AUA161
AUG67
Val V4.9%
GUU53
GUC47
GUA61
GUG25
Ser S7.8%
UCU51
UCC70
UCA108
UCG12
AGU15
AGC39
Pro P5.3%
CCU39
CCC59
CCA92
CCG10
Thr T7.9%
ACU64
ACC120
ACA96
ACG20
Ala A6.6%
GCU56
GCC127
GCA56
GCG12
Tyr Y3.6%
UAU57
UAC80
His H2.7%
CAU30
CAC71
Gln Q2.3%
CAA72
CAG14
Asn N3.7%
AAU38
AAC102
Lys K2.3%
AAA75
AAG11
Asp D1.9%
GAU27
GAC45
Glu E2.5%
GAA67
GAG28
Cys C0.7%
UGU12
UGC16
Trp W2.7%
UGA89
UGG15
Arg R1.8%
CGU15
CGC13
CGA32
CGG10
Gly G6.0%
GGU47
GGC70
GGA75
GGG36
Stop 0.2%
UAA4
UAG2
AGA0
AGG1

Genome map

38 annotated features in NC_010302.1

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
  • tRNA22
  • D-loop1
  • Outer ring: + strand, arrows run clockwise. Inner ring: − strand.
  • Middle ring: GC% of each gene against the whole genome (42.9%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).
All 38 features as a table
FeatureTypeStartEndLengthStrandGC
tRNA-PheTransfer RNA17070 bp+–
12S rRNARibosomal RNA711,029959 bp+43.2%
tRNA-ValTransfer RNA1,0301,09768 bp+–
16S rRNARibosomal RNA1,0982,6671,570 bp+40.5%
tRNA-Leu (UUR)Transfer RNA2,6682,74275 bp+–
ND1Protein-coding gene2,7433,697955 bp+43.3%
tRNA-IleTransfer RNA3,6983,76871 bp+–
tRNA-GlnTransfer RNA3,7663,83772 bp−–
tRNA-MetTransfer RNA3,8423,91069 bp+–
ND2Protein-coding gene3,9114,9521,042 bp+41.1%
tRNA-TrpTransfer RNA4,9535,02169 bp+–
tRNA-AlaTransfer RNA5,0255,09369 bp−–
tRNA-AsnTransfer RNA5,0945,16673 bp−–
tRNA-CysTransfer RNA5,2025,26766 bp−–
tRNA-TyrTransfer RNA5,2685,33467 bp−–
COX1Protein-coding gene5,3366,8771,542 bp+45.7%
tRNA-Ser (UCN)Transfer RNA6,8806,94869 bp−–
tRNA-AspTransfer RNA6,9567,02469 bp+–
COX2Protein-coding gene7,0257,708684 bp+40.8%
tRNA-LysTransfer RNA7,7117,77767 bp+–
ATP8Protein-coding gene7,7787,981204 bp+36.3%
ATP6Protein-coding gene7,9398,617679 bp+43.3%
COX3Protein-coding gene8,6199,402784 bp+45.9%
tRNA-GlyTransfer RNA9,4039,47169 bp+–
ND3Protein-coding gene9,4729,818347 bp+43.5%
tRNA-ArgTransfer RNA9,8199,88567 bp+–
ND4LProtein-coding gene9,88810,184297 bp+42.4%
ND4Protein-coding gene10,17811,5551,378 bp+42.2%
tRNA-HisTransfer RNA11,55611,62469 bp+–
tRNA-Ser (AGY)Transfer RNA11,62511,68359 bp+–
tRNA-Leu (CUN)Transfer RNA11,68411,75370 bp+–
ND5Protein-coding gene11,75413,5651,812 bp+44.4%
ND6Protein-coding gene13,56214,089528 bp−43.6%
tRNA-GluTransfer RNA14,09014,15869 bp−–
CYTBProtein-coding gene14,16415,3031,140 bp+46.2%
tRNA-ThrTransfer RNA15,30315,37371 bp+–
tRNA-ProTransfer RNA15,37315,43967 bp−–
D-loopControl region15,44016,8821,443 bp–43.3%

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