Open AccessFISHERY RESOURCES AND ECOLOGY OF TOBA LAKE
Author(s) -
Wijopriono Wijopriono,
Kunto Purnomo,
Endi Setiadi Kartamihardja,
Zulkarnaen Fahmi
Publication year - 2017
Publication title -
indonesian fisheries research journal/indonesian fisheries research journal
Language(s) - English
Resource type - Journals
eISSN - 2502-6569
pISSN - 0853-8980
DOI - 10.15578/ifrj.16.1.2010.7-14
Subject(s) - echo sounding , fishery , stock (firearms) , geography , environmental science , ecology , oceanography , biology , geology , remote sensing , archaeology
Investigatiorr of stock and distribution of fishery resources was done in Toba Lake in October 2005, at the time when the wet season prevailed, using acoustic method. Split-beam echosounder SIMRAD Ey-60 operated at frequency ol iZO KHz and 0.512 ms pulse duration was used.