An even grey lid over the water, with air barely moving with the glass slipping lower. On Marlin Lake, work shallow cover and weed edges first. Plan around the stretch from night into morning. Keep moving until you find them. Falling temperatures are switching fish back on.
The bites are excellent now
Night
Marlin Lake is one of the Northampton County waters in Pennsylvania. What surrounds it is rolling hill. Surface area runs to about 7 acres — small enough to read in one session. By elevation it sits in the lower part of our Pennsylvania listings. Hellertown is the closest place, 3.1 miles off. Freemansburg is 3.5 miles and Middletown 3.9 miles. The county line runs close by, so rules can change within a short drive.
No published figure covers depth, so learn it as you fish. This is a lake, so the margins and the first drop matter most. A soft bed grows weed late into autumn, which keeps fish shallow. Northampton County records list brown trout, smallmouth bass, brook trout, rainbow trout and largemouth bass among the fish reported. Take it as the county picture rather than a promise for this water. Read Marlin Lake before you fish it and the day goes better.
Long-run averages give July about 73°F and January about 28°F. Mild ends to the year keep the season long. It is not guaranteed even in a cold spell, so check yourself. Autumn steadies things again once the heat lets go. Time your trip to Marlin Lake by conditions rather than dates.
Access status is simply unknown for this water. Nothing is mapped in the way of a ramp or car park within a short radius. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. A landowner's word beats anything printed elsewhere. Fishing rules and camping rules are set separately here. Hellertown Reservoir sits 1.7 miles off and takes the overflow. Confirm access to Marlin Lake locally before you travel.
81%
The bites are excellent now
| 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 1.4 | 2.1 | 1.5 | 0.7 | 0.6 | 0.6 | 0.9 | 1.6 | 0.9 | 1.1 | 2.3 | 3.5 | 6.7 | 6.5 | 5.4 | 6.7 | 5.3 | 2.4 | 2 | 2.2 | 3.2 | 3.1 | 5.6 | 5.9 |
| 51° | 49° | 49° | 49° | 47° | 47° | 46° | 46° | 50° | 56° | 62° | 68° | 71° | 73° | 74° | 74° | 72° | 68° | 63° | 61° | 62° | 60° | 59° | 58° |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 30.21 | 30.2 | 30.2 | 30.18 | 30.17 | 30.16 | 30.16 | 30.17 | 30.18 | 30.17 | 30.15 | 30.14 | 30.11 | 30.08 | 30.06 | 30.05 | 30.04 | 30.04 | 30.04 | 30.03 | 30.03 | 30.02 | 30 | 29.99 |
| 91 | 92 | 94 | 93 | 94 | 94 | 95 | 94 | 92 | 86 | 76 | 69 | 63 | 62 | 60 | 58 | 60 | 68 | 74 | 80 | 73 | 78 | 86 | 89 |
Sam
AI Fishing Assistant for Marlin Lake
Morning
Afternoon
Evening
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time
Best bite time