Dena Bank reported a net loss of Rs 189.30 crore for the quarter ended June 30, 2005 as against a net profit of Rs 36.72 crore in Q1FY05.According to a release issued by the bank to the BSE today, total income declined to Rs 517.58 crore in Q1FY06 from Rs 531.60 crore in Q1FY05.