When striped bass are off Marshfield
Striped bass fishing out of Marshfield runs from late May into the fall. Boats work from the Green Harbor jetties out across Cape Cod Bay to Race Point. Ramps, the inlet and port detail are on the Green Harbor page.
Peak months

Cathy Ann gives late May, June and July as the most productive months, while Big Fish lists June through October as best. Both agree on June and July. For the wider timing picture, see the Northeast striper migration (see also the Atlantic Northeast fishing guide).
When they leave
Cathy Ann says the fish are gone by mid-October. Big Fish’s window runs through October.
Where Marshfield boats run for stripers

The run goes from the harbor mouth to nearshore structure, then across Cape Cod Bay to the Cape grounds Cathy Ann names. Charts and app layers are not for navigation. Check the official marine forecast before any run, and go by the wind and wave numbers it gives.
| Ground | Location note | Who names it |
|---|---|---|
| Green Harbor jetties | At the Green Harbor inlet | Local structure |
| Farnham Rock | Off Green Harbor | Local structure |
| Submarine Tower | Off Brant Rock | Local structure |
| Billingsgate Shoal | Cape Cod Bay | Cathy Ann |
| Long Point | Cape Cod Bay | Cathy Ann |
| Race Point | Cape Cod | Cathy Ann |
| Stellwagen Bank | Offshore | Offshore ground |
Green Harbor jetties
The jetties sit at the Green Harbor inlet and are the first structure boats pass on the way out.
Farnham Rock
Farnham Rock lies off Green Harbor and is part of the nearshore picture for boats leaving the inlet.
Submarine Tower off Brant Rock
The Submarine Tower stands off Brant Rock and serves as a reference point north of the inlet.
Cape Cod Bay grounds
Cathy Ann names Billingsgate Shoal and Long Point as striper grounds on the Cape side of the bay.
Race Point
Cathy Ann names Race Point as a striper ground, and Marshfield charters do run there.
Stellwagen Bank
Stellwagen Bank is the offshore ground within reach of the port.
How stripers are fished out of Marshfield

Two methods cover the local fishery: light tackle spinning when fish show on top, and live bait. For the general tackle and behavior picture, see the striped bass species guide.
Light tackle on surface fish
Big Fish specializes in light tackle spinning, especially when fish are on the surface.
Live bait
Big Fish also runs live bait, the second method in the local fishery.
Who fishes stripers out of Marshfield
Three Green Harbor charters list striped bass, and their season and ground claims are the ones on this page.
Big Fish Charters (Big Fish II)
Captain Tom DePersia runs Big Fish II. The boat specializes in light tackle spinning, also runs live bait, and lists June through October as best. Its Big Fish Charters striper trips page lays out the details.
Cathy Ann Charters
Cathy Ann is a 38-foot sport fisherman under Captain Dave Patry. It names late May, June and July as most productive, and Race Point, Billingsgate Shoal and Long Point as striper grounds. Its Cathy Ann Charters bass page covers the same ground.
Black Rose Fishing Charters
Black Rose Fishing Charters lists striped bass and names Captain Rich Antonino.
FAQ about striped bass fishing out of Marshfield
What are the best months for striped bass out of Marshfield?
Cathy Ann gives late May, June and July as the most productive months. Big Fish lists June through October as best. Both agree on June and July, and Cathy Ann says the fish are gone by mid-October.
What is the nearest striper structure to Green Harbor?
Three named pieces of structure sit close: the Green Harbor jetties at the inlet, Farnham Rock off Green Harbor, and the Submarine Tower off Brant Rock.
Do Marshfield boats run to Race Point for stripers?
Yes. Cathy Ann names Race Point, along with Billingsgate Shoal and Long Point, as striper grounds for boats out of Marshfield. Check the official marine forecast before the run and go by the numbers it gives for wind and waves.
How are stripers fished out of Marshfield?
Big Fish specializes in light tackle spinning, especially when fish are on the surface, and also runs live bait. Those two methods cover the local fishery the charters describe.
Which charters fish striped bass out of Marshfield?
Three Green Harbor charters list striped bass: Big Fish Charters under Captain Tom DePersia, Cathy Ann Charters under Captain Dave Patry on a 38-foot sport fisherman, and Black Rose Fishing Charters under Captain Rich Antonino.
What else do Marshfield boats fish besides stripers?
Stellwagen Bank is the offshore ground within reach of Marshfield. For other species, see the guides to other coastal and offshore gamefish.

