Despite a flurry of action around headquarters as the Saltwater Challenge Wounded Warriors weighed in their daily catches, one important feature of the small building at the foot of Main street in Edgartown remains stagnant.

Eastern Boats has provided the winning boat for four years. The Clay Family Dealership has provided the truck for 13 years. One of the four top shore fishermen with the largest fish will walk away with the boat. One of the top four boat fishermen will walk away with the truck.

On Thursday the largest striped bass caught so far in this year’s 67th Martha’s Vineyard Striped Bass and Bluefish Derby was weighed in. Peter (Pete) J. Spengler, 75, of Cuttyhunk and Westport, Conn., caught his fish at 9:05 a.m. aboard Capt. Duane Lynch’s boat.

“It’s been stellar, absolutely stellar,” Amy Coffey, who has volunteered at the weigh-in station for over 20 years, said on Thursday afternoon. “We had all four species weighed in from both boat and shore [in the all-tackle divisions], which is unusual for the first week.” Ms. Coffey estimated that it has been five years since the phenomenon last occurred.

As if on cue for the sixty-seventh Martha’s Vineyard Striped Bass and Bluefish Derby, the fish are running again.

There was a bluefish feeding frenzy at the Cape Pogue gut late one afternoon last week, one of those churning blitzes where you could throw out an old shoe and catch a fish. And out on Nantucket Sound, boats have been lined up like summer traffic at Five Corners as fishermen chase the silvery schools of bonito now flashing through the cooling saltwater. There are reports of stripers being caught on the north shore.

‘Tis derby season. In just two days the Vineyard community will undergo a large transformation as the 67th annual Martha’s Vineyard Striped Bass and Bluefish Derby, the Island’s annual Olympics for fisherman, begins.

The 56th annual Martha's Vineyard Striped Bass and Bluefish Derby begins at 12:01 a.m. tomorrow, a minute past midnight. The first groggy fishermen of the month-long contest will line up to weigh in their catch when the derby headquarters opens at 8 a.m. in Edgartown.