Anas TainStaf Pengajar Jurusan Agrobisnis, Fakultas Pertanian Peternakan, Universitas Muhammadiyah MalangAlamat Korespondensi : Joyo grand Q7 MalangEmail: email@example.comABSTRACTThe aims of this research were to find dominant factors which cause poverty among theoutboard fishermen's households who lives in the overfishing areas of East Java. The results of thisresearch reveals that 61.79 percents of fishermen's households have other sources of income besidefishing. Fishermen's households with per capita income under poverty line were 61.79 percents.There were 15 dominant factors causing poverty in fishermen's households, consisted of: (1) aninstitutional which inflicts a loss, (2) a program which doesn't take sides with traditional fishermen's,(3) philosophy of life which is oriented with the beyond, (4) limit of resources, (5) unsuitablecatching tools, (6) low investment, (7) debt, (8) wasteful habit, (9) limits of catching fish period,(10) ecosystem damage, (11) occupancy of catching areas, (12) upholding the fragile law, (13) acompetition to make a fishermen more superior than the others, (14) illegal tools/materials, (15)catching behavior. Poverty that bound fishermen's households was multidimensional includedstructural and cultural poverty. In the programs to eradicate poverty, institutional factor was thefirst and main factor to be arranged.Key words: poverty, multidimensional, overfishing.