TABLE 4

Percentages of source assignments determined using SourceTracker with rarefaction to 100, 1,000, and 10,000 sequence reads

Sampling siteRarefaction size (no. of sequence reads)% of samples assigned to indicated sourcea
CatCattleDogHorseKangarooWWTPs
BR11000–10–10–12–12
1,0000–4
10,0000–3
BR21000–10–10–10–11–6
1,0001–1
10,0001–1
BR31001–13
1,0000–2
10,0000–2
BR4b100c0–10–10–20–11–2
1,000c0–1
BR51000–10–10–2
1,0000–1
10,0000–1
BR61000–10–12–7
1,0002–3
10,0001–2
  • a —, could not be assigned to a source.

  • b No replicate had 10,000 sequence reads for analysis.

  • c One replicate was excluded from analysis due to a paucity of sequence reads.