Eel fishing has been a boon to many in Maine Soaring prices have brought a welcome windfall to residents who net the slippery little fish. But warning signs are on the horizon ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Fred Field For The Boston Globe Christine Keene of Lubec, Maine, checked one of her mother’s glass eel nets in the Penobscot River. Fred Field For The Boston Globe Coveted by the Japanese, small glass eels have made a number of Maine fishermen rich. These glass eels were caught in Maine’s Penobscot River. Fred Field For The Boston Globe Marine Patrol Specialist Colin MacDonald monitored eel fishing activity near the Penobscot River. Fred Field For The Boston Globe MacDonald stands by the Penobscot River in Brewer, Maine, looking toward the Bangor side. Fred Field For The Boston Globe Nathan Murphy, of Princeton, Maine, checked his net for glass eels in the Penobscot River. Fred Field For The Boston Globe Eel buyer Joe Peaslee, of Jefferson, Maine, waited all night for eel fishermen to sell their catch. Fred Field For The Boston Globe Harvey Curtis, 66, hopes the state's eel fishery will remain open because of the “poverty down this way; people need the money.” Fred Field For The Boston Globe Darrell Young of Waltham, Maine, held a small glass eel he had caught in the Penobscot River in Veazie, Maine. Fred Field For The Boston Globe Angela Young and her husband, Darrell, checked a glass eel catch on the Penobscot River last week.