SRR513401 mcrA-mudflat (5-10 cm depth) SRX154657 mcrA-mudflat SRR513402 mcrA-mudflat (0-1 cm) SRX154657 mcrA-mudflat SRR513403 mcrA-mudflat (1-5 cm) SRX154657 mcrA-mudflat SRR513404 mcrA-mudflat (10-20 cm) SRX154657 mcrA-mudflat SRR513405 mcrA-mudflat (20-50 cm) SRX154657 mcrA-mudflat SRR513406 mcrA-mudflat (50-100 cm) SRX154657 mcrA-mudflat SRR513407 mcrA-mudflat-2 (0-1 cm) SRX154659 mcrA-mudflat-2 SRR513408 mcrA-mudflat-2 (1-5 cm) SRX154659 mcrA-mudflat-2 SRR513409 mcrA-mudflat-2 (5-10 cm) SRX154659 mcrA-mudflat-2 SRR513410 mcrA-mudflat-2 (10-20 cm) SRX154659 mcrA-mudflat-2 SRR513411 mcrA-mudflat-2 (20-50) SRX154659 mcrA-mudflat-2 SRR513412 mcrA-mudflat-2 (50-100 cm) SRX154659 mcrA-mudflat-2 SRR513413 mcrA-mudflat-3 (0-1 cm) SRX154661 mcrA-mudflat-3 SRR513414 mcrA-mudflat-3 (1-5 cm) SRX154661 mcrA-mudflat-3 SRR513415 mcrA-mudflat-3 (5-10 cm) SRX154661 mcrA-mudflat-3 SRR513416 mcrA-mudflat-3 (10-20 cm) SRX154661 mcrA-mudflat-3 SRR513417 mcrA-mudflat-3 (20-50 cm) SRX154661 mcrA-mudflat-3 SRR513418 mcrA-mudflat-3 (50-100 cm) SRX154661 mcrA-mudflat-3