TY - BOOK ID - 137844321 TI - Methods of measuring stock abundance other than by the use of commercial catch and effort data PY - 1977 SN - 9251003971 PB - Rome FAO DB - UniCat KW - Fish populations KW - Sampling (Statistics) KW - Statistical methods UR - https://www.unicat.be/uniCat?func=search&query=sysid:137844321 AB - ER -