Table 1 Summary statistics for the four newly assembled Hydrophis genomes
| Â | Hydrophis major | Hydrophis ornatus | Hydrophis curtus (West) | Hydrophis elegans |
|---|---|---|---|---|
Sequencing data | HiFi + Hi-C | Nanopore + Hi-C + Short-read | Nanopore + Hi-C + Short-read | Nanopore + Short-read |
Status | Chromosome | Chromosome | Chromosome | Contig |
Assembly size (Gbp) | ||||
 Total | 2.17 | 1.93 | 1.93 | 2.01 |
 Chromosome | 1.96 | 1.90 | 1.88 |  |
 Estimated | 1.88 | 1.95 | 1.93 | 1.82 |
Contig number | 1815 | 1399 | 3208 | 3126 |
Scaffold number | 1320 | 548 | 809 | 3126 |
Assembly N50 (Mbp) | 268 | 270 | 268 | 17.9 |
BUSCO (complete %) | 96.0 | 95.9 | 95.8 | 95.9 |
QV | 61.5 | 47.3 | 46.4 | 34.6 |
K-mer completeness (%) | 95.5 | 97.3 | 95.9 | 94.9 |
LAI | 23.9 | 26.2 | 26.7 | 25.9 |
Gene count | 30,425 | 27,688 | 27,701 | 28,381 |
Repeat content (% of genome) | 60.3 | 56.7 | 56.2 | 58.0 |