ntSynt Report — Laridae gulls

Assembly statistics

Statistic	Value
Number of assemblies	22
Range of number of chromosomes	25 – 36
Genome size range (Gbp)	1.1 – 1.3

Source: Laridae_gulls_assemblies/Laridae_gulls_abyss_fac-summary.tsv

Synteny block statistics

Statistic	Value
Number of blocks	386
Average synteny coverage (%)	87.57
Synteny coverage of smallest genome (%)	95.22
N50 length of synteny blocks (bp)	10,405,390

Source: ntSynt.k24.w1000.synteny_blocks.stats.tsv

Reasons for synteny block discontinuities

Synteny block discontinuity reason	Count
ori_change	158
indel	142
id_change	47
inconsistent_order	38

Source: ntSynt.k24.w1000.discontinuity_reasons.tsv

Mash divergence distributions

Pairwise mash distances across full-genome, syntenic, and non-syntenic regions. Wilcoxon signed-rank test p-value shown between syntenic and non-syntenic distributions. Interactive — hover over a point to see the genome pair. Source: mash/mash_divergence_boxplot.html

Synteny ribbon plot

Laridae_gulls_ribbon-plot_tree

ntSynt-viz ribbon plot showing synteny blocks across all assemblies. Nuclear genome tree included in ribbon plot. Interactive — hover to highlight, click to pin tooltips. Source: ntsynt-viz/Laridae_gulls_ribbon-plot_tree.html