| AMR | Antimicrobial resistance |
| ARG | Antibiotic resistance gene |
| MGE | Mobile genetic element |
| MAG | Metagenome-assembled genome |
| HGT | Horizontal gene transfer |
| Hi-C | High-throughput chromosome conformation capture |
| RAS | Recirculating aquaculture system |
| OTC | Oxytetracycline |
| LAB | Lactic acid bacteria |
| IgT | Immunoglobulin T |
| pIgR | Polymeric immunoglobulin receptor |
| SC | Secretory component |
| IHNV | Infectious hematopoietic necrosis virus |
| MOS | Mannan oligosaccharide |
| SCFA | Short-chain fatty acid |
| RTgutGC | Rainbow trout gut epithelial cell line |
| CARD | Comprehensive Antibiotic Resistance Database |
| ARGs-OAP | Antibiotic Resistance Genes Online Analysis Pipeline |
| MEGARes | MEGARes antimicrobial-resistance database |
| DeepARG | Deep learning approach for predicting antibiotic resistance genes |
| HMD-ARG | Hierarchical multi-task deep learning for annotating antibiotic resistance genes |
| PICRUSt | Phylogenetic Investigation of Communities by Reconstruction of Unobserved States |
| PICRUSt2 | Phylogenetic Investigation of Communities by Reconstruction of Unobserved States 2 |
| SIAMCAT | Statistical Inference of Associations between Microbial Communities And host phenoTypes |
| DIABLO | Data Integration Analysis for Biomarker discovery using Latent cOmponents |
| MOFA | Multi-Omics Factor Analysis |
| RFE | Recursive feature elimination |
| RF | Random forest |
| XGBoost | Extreme Gradient Boosting |