Hi again @Nicholas_Bokulich,
I didn't upload the .fa or .txt files to the repo because they're pretty big, but I did upload their .qza equivalents.
You should be able to see everything here - this repo isn't private at the moment:
In terms of the settings:
qiime feature-classifier classify-consensus-vsearch --i-query Mangan_seq.qza --i-reference-reads ref_seqs.qza --i-reference-taxonomy ref_taxonomy.qza --p-maxaccepts 50000 --p-perc-identity 0.9 --p-strand both --p-threads 4 --o-classification Mangan_tax_Vsearch_p90_m50000.qza