Larus dominicanus

Kelp gull

Maximum lifespan

27 yr

AnAge record

mtDNA size

16,701 bp

RefSeq NC_007006.1

GC content

45.02%

Whole genome

Non-coding

1,228 bp

D-loop 1,155 bp

Where Kelp gull sits among 2,335 species

Whole-genome GC content against maximum lifespan. Kelp gull has the 558th longest lifespan of them.

This species
Other birds
Other classes

Plot other mtDNA features with this species highlighted

Base composition

Whole genome16,701 bp

GC skew (G − C) / (G + C): −0.372
AT skew (A − T) / (A + T): +0.111

Life history

Maximum lifespan: 27 years
Adult weight: 989 g

Lifespan from AnAge · AnAge record · other traits from AnAge build 15 (HAGRID 00471)

About this record

Lifespan source: AnAge build 15
Based on: an animal in the wild
Data quality: acceptable, large 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 genome16,701 bp

Protein-coding11,378 bp

12S rRNA964 bp

16S rRNA1,597 bp

All tRNA1,547 bp

D-loop1,155 bp

Genes and regions

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

Base composition of Larus dominicanus genes

ND1NADH dehydrogenase subunit 1	978 bp	26.9%	27.4%	13.3%	32.4%	45.71%	−0.418	−0.009
ND2NADH dehydrogenase subunit 2	1,041 bp	31.9%	24.6%	10.9%	32.7%	43.52%	−0.501	+0.129
COX1Cytochrome c oxidase subunit I	1,551 bp	27.1%	26.2%	16.4%	30.2%	46.68%	−0.296	+0.016
COX2Cytochrome c oxidase subunit II	684 bp	29.7%	23.8%	14.8%	31.7%	46.49%	−0.365	+0.109
ATP8ATP synthase F0 subunit 8	168 bp	35.7%	24.4%	4.2%	35.7%	39.88%	−0.791	+0.188
ATP6ATP synthase F0 subunit 6	684 bp	29.1%	24.0%	10.1%	36.8%	46.93%	−0.570	+0.096
COX3Cytochrome c oxidase subunit III	784 bp	28.4%	25.3%	16.1%	30.2%	46.30%	−0.306	+0.059
ND3NADH dehydrogenase subunit 3	351 bp	28.2%	29.6%	12.3%	29.9%	42.17%	−0.419	−0.025
ND4LNADH dehydrogenase subunit 4L	297 bp	28.3%	25.3%	14.1%	32.3%	46.47%	−0.391	+0.057
ND4NADH dehydrogenase subunit 4	1,378 bp	30.8%	23.3%	10.5%	35.3%	45.86%	−0.541	+0.139
ND5NADH dehydrogenase subunit 5	1,815 bp	31.0%	23.9%	11.7%	33.4%	45.12%	−0.482	+0.129
ND6NADH dehydrogenase subunit 6	522 bp	42.9%	11.1%	10.5%	35.4%	45.98%	−0.542	+0.589
CYTBCytochrome b	1,143 bp	29.4%	25.9%	12.2%	32.5%	44.71%	−0.456	+0.063
12S rRNA12S ribosomal RNA	964 bp	30.7%	21.2%	21.5%	26.7%	48.13%	−0.108	+0.184
16S rRNA16S ribosomal RNA	1,597 bp	33.2%	21.8%	18.2%	26.7%	44.96%	−0.189	+0.208
D-loopControl region (D-loop)	1,155 bp	28.4%	29.4%	14.8%	27.4%	42.17%	−0.298	−0.018

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%

UUU64

UUC160

Leu L17.5%

UUA93

UUG19

CUU61

CUC157

CUA297

CUG37

Ile I7.7%

AUU89

AUC202

Met M4.4%

AUA141

AUG26

Val V4.6%

GUU40

GUC47

GUA66

GUG23

Ser S7.6%

UCU41

UCC81

UCA94

UCG13

AGU8

AGC50

Pro P5.9%

CCU26

CCC92

CCA97

CCG8

Thr T9.2%

ACU59

ACC150

ACA132

ACG7

Ala A7.6%

GCU59

GCC119

GCA106

GCG6

Tyr Y2.8%

UAU31

UAC77

His H3.0%

CAU34

CAC81

Gln Q2.5%

CAA87

CAG9

Asn N3.3%

AAU18

AAC106

Lys K2.3%

AAA75

AAG11

Asp D1.7%

GAU21

GAC43

Glu E2.4%

GAA79

GAG14

Cys C0.8%

UGU13

UGC16

Trp W2.8%

UGA95

UGG12

Arg R1.9%

CGU9

CGC18

CGA36

CGG8

Gly G5.9%

GGU37

GGC68

GGA88

GGG31

Stop 0.3%

UAA6

UAG2

AGA1

AGG2

Genome map

38 annotated features in NC_007006.1

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 (45.0%, dashed): out is GC-richer, in is AT-richer (full height = 6 points).

All 38 features as a table

Annotated features of Larus dominicanus (NC_007006.1)
Feature	Type	Start	End	Length	Strand	GC
tRNA-Phe	Transfer RNA	1	71	71 bp	+	–
12S rRNA	Ribosomal RNA	72	1,035	964 bp	+	48.1%
tRNA-Val	Transfer RNA	1,036	1,107	72 bp	+	–
16S rRNA	Ribosomal RNA	1,108	2,704	1,597 bp	+	45.0%
tRNA-Leu (UUR)	Transfer RNA	2,705	2,778	74 bp	+	–
ND1	Protein-coding gene	2,783	3,760	978 bp	+	45.7%
tRNA-Ile	Transfer RNA	3,759	3,830	72 bp	+	–
tRNA-Gln	Transfer RNA	3,840	3,910	71 bp	−	–
tRNA-Met	Transfer RNA	3,910	3,978	69 bp	+	–
ND2	Protein-coding gene	3,979	5,019	1,041 bp	+	43.5%
tRNA-Trp	Transfer RNA	5,018	5,089	72 bp	+	–
tRNA-Ala	Transfer RNA	5,091	5,159	69 bp	−	–
tRNA-Asn	Transfer RNA	5,162	5,234	73 bp	−	–
tRNA-Cys	Transfer RNA	5,237	5,303	67 bp	−	–
tRNA-Tyr	Transfer RNA	5,303	5,373	71 bp	−	–
COX1	Protein-coding gene	5,375	6,925	1,551 bp	+	46.7%
tRNA-Ser (UCN)	Transfer RNA	6,917	6,990	74 bp	−	–
tRNA-Asp	Transfer RNA	6,993	7,061	69 bp	+	–
COX2	Protein-coding gene	7,063	7,746	684 bp	+	46.5%
tRNA-Lys	Transfer RNA	7,748	7,817	70 bp	+	–
ATP8	Protein-coding gene	7,819	7,986	168 bp	+	39.9%
ATP6	Protein-coding gene	7,977	8,660	684 bp	+	46.9%
COX3	Protein-coding gene	8,660	9,443	784 bp	+	46.3%
tRNA-Gly	Transfer RNA	9,444	9,512	69 bp	+	–
ND3	Protein-coding gene	9,513	9,864	352 bp	+	42.2%
tRNA-Arg	Transfer RNA	9,869	9,937	69 bp	+	–
ND4L	Protein-coding gene	9,939	10,235	297 bp	+	46.5%
ND4	Protein-coding gene	10,229	11,606	1,378 bp	+	45.9%
tRNA-His	Transfer RNA	11,607	11,675	69 bp	+	–
tRNA-Ser (AGY)	Transfer RNA	11,676	11,741	66 bp	+	–
tRNA-Leu (CUN)	Transfer RNA	11,741	11,811	71 bp	+	–
ND5	Protein-coding gene	11,812	13,626	1,815 bp	+	45.1%
CYTB	Protein-coding gene	13,646	14,788	1,143 bp	+	44.7%
tRNA-Thr	Transfer RNA	14,793	14,862	70 bp	+	–
tRNA-Pro	Transfer RNA	14,869	14,938	70 bp	−	–
ND6	Protein-coding gene	14,950	15,471	522 bp	−	46.0%
tRNA-Glu	Transfer RNA	15,475	15,546	72 bp	−	–
D-loop	Control region	15,547	16,701	1,155 bp	–	42.2%