BSX slips 6.89 points Royal Gazette Staff Created: Mar 01, 1997 10:00 AM in light trading yesterday. Belco and Bank of Butterfield each declined 25 closing at $19.25 and $9 respectively. Bank of Bermuda was unchanged at $17.Total volume was 7,104 shares. Related Stories Insurance M&A activity may be on horizon Teenager launches vegetable-garden business Institute of Directors launch new website Meritus Trust acquires Lepercq Related Media