This is a combined synopsis/solicitation for a commercial service to conduct RNA extraction and sequencing library preparation for rainbow trout. The acquisition is a total small business set-aside, with the applicable NAICS code 541380 and a small business size standard of $19 million. An amendment has incorporated vendor questions and answers into the solicitation, with all other terms unchanged. Responsible small business sources may submit quotations for consideration. No performance location, budget amount, or non-bid timeline is specified in the description.