Ictalurus furcatus

Blue catfish

Maximum lifespan

21 yr

AnAge record

mtDNA size

16,499 bp

RefSeq NC_028151.1

GC content

45.26%

Whole genome

Non-coding

949 bp

D-loop 886 bp

Where Blue catfish sits among 2,335 species

Whole-genome GC content against maximum lifespan. Blue catfish has the 850th longest lifespan of them.

This species
Other ray-finned fishes
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,499 bp

GC skew (G − C) / (G + C): −0.291
AT skew (A − T) / (A + T): +0.074

Life history

Maximum lifespan: 21 years
Adult weight: 37.5 kg

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 04568)

About this record

Lifespan source: AnAge build 15
Based on: an animal in the wild
Data quality: acceptable, medium sample
Licence: Free to use, subject to the Human Ageing Genomic Resources conditions of use
Status: New in build 2
In the database since: 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 genome16,499 bp

Protein-coding11,378 bp

12S rRNA953 bp

16S rRNA1,661 bp

All tRNA1,558 bp

D-loop886 bp

Genes and regions

Select a column to sort; select a gene to compare it across species

Base composition of Ictalurus furcatus genes

ND1NADH dehydrogenase subunit 1	972 bp	26.6%	26.4%	15.0%	31.9%	46.91%	−0.360	+0.004
ND2NADH dehydrogenase subunit 2	1,045 bp	30.6%	22.3%	13.6%	33.5%	47.08%	−0.423	+0.157
COX1Cytochrome c oxidase subunit I	1,551 bp	25.3%	28.6%	18.5%	27.5%	46.04%	−0.196	−0.061
COX2Cytochrome c oxidase subunit II	691 bp	28.8%	25.8%	16.2%	29.2%	45.44%	−0.287	+0.056
ATP8ATP synthase F0 subunit 8	168 bp	36.3%	24.4%	11.9%	27.4%	39.29%	−0.394	+0.196
ATP6ATP synthase F0 subunit 6	684 bp	28.9%	26.5%	12.4%	32.2%	44.59%	−0.443	+0.045
COX3Cytochrome c oxidase subunit III	784 bp	26.0%	26.7%	16.6%	30.7%	47.32%	−0.299	−0.012
ND3NADH dehydrogenase subunit 3	349 bp	22.6%	28.7%	15.8%	33.0%	48.71%	−0.353	−0.117
ND4LNADH dehydrogenase subunit 4L	297 bp	22.9%	27.3%	16.2%	33.7%	49.83%	−0.351	−0.087
ND4NADH dehydrogenase subunit 4	1,381 bp	28.9%	26.8%	14.5%	29.8%	44.32%	−0.346	+0.038
ND5NADH dehydrogenase subunit 5	1,824 bp	29.9%	26.5%	13.1%	30.5%	43.64%	−0.400	+0.060
ND6NADH dehydrogenase subunit 6	516 bp	39.3%	14.9%	9.5%	36.2%	45.74%	−0.585	+0.450
CYTBCytochrome b	1,138 bp	26.4%	27.8%	14.4%	31.5%	45.87%	−0.372	−0.026
12S rRNA12S ribosomal RNA	953 bp	29.8%	20.7%	21.6%	27.9%	49.53%	−0.127	+0.181
16S rRNA16S ribosomal RNA	1,661 bp	33.9%	21.4%	20.3%	24.4%	44.73%	−0.093	+0.227
D-loopControl region (D-loop)	886 bp	31.6%	29.8%	13.9%	24.7%	38.60%	−0.281	+0.029

Codon usage

Counts per codon, darker is more frequent

Gene

3,798 codons in all protein-coding genes. Grouped with the Vertebrate mitochondrial code (NCBI table 2).

Phe F5.9%

UUU105

UUC120

Leu L16.6%

UUA110

UUG19

CUU73

CUC119

CUA252

CUG57

Ile I7.9%

AUU155

AUC145

Met M4.5%

AUA115

AUG57

Val V5.8%

GUU52

GUC51

GUA84

GUG32

Ser S6.0%

UCU42

UCC77

UCA61

UCG5

AGU9

AGC35

Pro P5.5%

CCU25

CCC106

CCA70

CCG9

Thr T7.7%

ACU44

ACC130

ACA109

ACG9

Ala A9.1%

GCU47

GCC176

GCA109

GCG13

Tyr Y3.0%

UAU50

UAC65

His H2.8%

CAU26

CAC82

Gln Q2.6%

CAA86

CAG14

Asn N3.3%

AAU46

AAC81

Lys K2.1%

AAA70

AAG10

Asp D2.0%

GAU23

GAC52

Glu E2.6%

GAA76

GAG21

Cys C0.7%

UGU10

UGC17

Trp W3.2%

UGA100

UGG22

Arg R1.9%

CGU4

CGC19

CGA44

CGG6

Gly G6.5%

GGU23

GGC88

GGA87

GGG47

Stop 0.2%

UAA5

UAG2

AGA0

AGG0

Genome map

38 annotated features in NC_028151.1

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 (45.3%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Ictalurus furcatus (NC_028151.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	70	70 bp	+	–
12S rRNA	Ribosomal RNA	71	1,023	953 bp	+	49.5%
tRNA-Val	Transfer RNA	1,024	1,095	72 bp	+	–
16S rRNA	Ribosomal RNA	1,096	2,756	1,661 bp	+	44.7%
tRNA-Leu (UUR)	Transfer RNA	2,757	2,831	75 bp	+	–
ND1	Protein-coding gene	2,835	3,806	972 bp	+	46.9%
tRNA-Ile	Transfer RNA	3,808	3,879	72 bp	+	–
tRNA-Gln	Transfer RNA	3,879	3,949	71 bp	−	–
tRNA-Met	Transfer RNA	3,949	4,018	70 bp	+	–
ND2	Protein-coding gene	4,019	5,063	1,045 bp	+	47.1%
tRNA-Trp	Transfer RNA	5,064	5,135	72 bp	+	–
tRNA-Ala	Transfer RNA	5,138	5,206	69 bp	−	–
tRNA-Asn	Transfer RNA	5,208	5,280	73 bp	−	–
tRNA-Cys	Transfer RNA	5,312	5,378	67 bp	−	–
tRNA-Tyr	Transfer RNA	5,381	5,450	70 bp	−	–
COX1	Protein-coding gene	5,452	7,002	1,551 bp	+	46.0%
tRNA-Ser (UCN)	Transfer RNA	7,003	7,073	71 bp	−	–
tRNA-Asp	Transfer RNA	7,078	7,150	73 bp	+	–
COX2	Protein-coding gene	7,165	7,855	691 bp	+	45.4%
tRNA-Lys	Transfer RNA	7,856	7,929	74 bp	+	–
ATP8	Protein-coding gene	7,931	8,098	168 bp	+	39.3%
ATP6	Protein-coding gene	8,089	8,772	684 bp	+	44.6%
COX3	Protein-coding gene	8,772	9,555	784 bp	+	47.3%
tRNA-Gly	Transfer RNA	9,556	9,627	72 bp	+	–
ND3	Protein-coding gene	9,628	9,976	349 bp	+	48.7%
tRNA-Arg	Transfer RNA	9,977	10,046	70 bp	+	–
ND4L	Protein-coding gene	10,047	10,343	297 bp	+	49.8%
ND4	Protein-coding gene	10,337	11,717	1,381 bp	+	44.3%
tRNA-His	Transfer RNA	11,718	11,787	70 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,788	11,854	67 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,857	11,929	73 bp	+	–
ND5	Protein-coding gene	11,930	13,753	1,824 bp	+	43.6%
ND6	Protein-coding gene	13,750	14,265	516 bp	−	45.7%
tRNA-Glu	Transfer RNA	14,266	14,334	69 bp	−	–
CYTB	Protein-coding gene	14,336	15,473	1,138 bp	+	45.9%
tRNA-Thr	Transfer RNA	15,474	15,545	72 bp	+	–
tRNA-Pro	Transfer RNA	15,544	15,613	70 bp	−	–
D-loop	Control region	15,614	16,499	886 bp	–	38.6%