Table 1.

Comparison of assembly quality statistics and BUSCO search results among the three CCGP (left three) and three VGP (right three) genomes. BUSCO results for all genomes were obtained using the 8,338 universal single copy genes in birds found in the aves_odb10 database

Genome metrics	Savannah Sparrow (Passerculus sandwichensis)	Bell's Sparrow (Artemisiospiza belli)	Song Sparrow (Melospiza melodia)	Swamp sparrow (Melospiza georgiana)	Nelson's sparrow (Ammospiza nelsoni)	Saltmarsh sparrow (Ammospiza caudacuta)
Chromosomes	NA	NA	NA	36	37	40
# contigs	676	1,539	823	276	292	645
Largest contig (bp)	32,137,824	35,931,659	59,497,540	29,976,604	50,792,433	43,812,934
Total length (bp)	1,152,258,190	1,401,798,777	1,356,272,071	1,160,782,308	1,180,370,373	1,239,216,328
GC (%)	43.1	43.46	44.45	43.24	43.01	43.5
N50	5,981,027	8,253,817	8,311,625	10,446,106	12,036,358	8,252,193
N75	2,762,208	1,578,947	3,378,466	3,855,203	4,591,448	3,265,797
L50	50	45	39	36	27	39
# scaffolds	337	1,339	501	40	77	282
Largest scaffold (bp)	124,432,526	99,814,828	153,992,920	155,044,423	155,447,619	157,152,855
Total length (bp)	1,152,292,115	1,401,818,823	1,356,304,709	1,162,015,399	1,185,463,352	1,241,209,685
GC (%)	43.1	43.46	44.45	43.24	43.01	43.5
N50	18,220,233	17,082,054	25,784,215	74,254,230	74,723,840	78,443,464
N75	6,722,078	2,980,250	6,297,809	23,937,375	21,551,278	22,481,186
L50	17	20	14	6	6	6
# N's per 100 kbp	2.94	1.43	2.38	106.12	429.62	160.60
BUSCO_results (%)
complete	95.2	95.6	95.5	94.9	94.8	95.4
complete and single copy	94.6	95.2	95.0	94.5	94.4	94.9
complete and duplicate	0.6	0.4	0.5	0.4	0.4	0.5
fragmented	2.1	1.5	1.6	1.8	1.9	1.8
missing	2.7	2.9	2.9	3.3	3.3	2.8