With its only platform being Big Sky Airlines, MAIR Holdings posted a $1.2 million net loss for its fiscal 2007 fourth quarter ended March 31 but its losses were narrowed considerably from the $54.1 million in the year-ago period when it still owned Mesaba Airlines, which was acquired by Northwest earlier this year. Related Story For its fiscal year the loss reached $7.4 million compared to a net loss of $82.8 million in fiscal 2006. In fiscal 2006, MAIR recorded a $40 million loss in its equity position in Mesaba Aviation and a $50.2 million impairment charge primarily owing to the Northwest bankruptcy and subsequent Mesaba bankruptcy. The company’s $1.2 million net loss in the fourth quarter of fiscal 2007 was the result of a $2.8 million net loss at Big Sky Airlines and additional expenses the Company recorded in connection with Mesaba’s bankruptcy. Big Sky’s losses were impacted by an $0.8 million pre-tax expense associated with the return of its Metro aircraft fleet, startup expenses for the new Boston route expansion with Delta and seasonally reduced travel typical of the fourth fiscal quarter.