What special fishing regulations apply at Lake Hopatcong (Morris / Sussex Counties)?

Lake Hopatcong (Morris / Sussex Counties) carries 4 special-regulation overlays that override New Jersey's statewide 2026 rules, covering Largemouth bass, Walleye, and Muskellunge (incl. tiger musky). One of them reads: "2,685-acre — NJ's largest natural lake; 12 in min largemouth + smallmouth, 5 / day combined black bass; striped bass + hybrid striped 22 in min, 2 / day; walleye 18 in min, 3 / day; muskellunge 44 in min (Trophy Musky Water), 1 / day; channel catfish + crappie." Every overlay on this water body is listed in full above.

Do I need a fishing license to fish Lake Hopatcong (Morris / Sussex Counties)?

Yes. Lake Hopatcong (Morris / Sussex Counties) is in New Jersey, so a valid New Jersey fishing license is required just as it is anywhere else in the state, issued by New Jersey Division of Fish & Wildlife (freshwater) + NJ Marine Fisheries Administration (saltwater). The special regulations on this page change the bag, size, slot, or gear rules for Lake Hopatcong; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide New Jersey rules.

Do Lake Hopatcong (Morris / Sussex Counties)'s special rules replace New Jersey's statewide limits?

Only where they conflict. New Jersey's statewide 2026 regulations apply on Lake Hopatcong by default; the overlays above replace the matching statewide rules for the species or gear they name, while everything not specifically overridden still follows the statewide rule. When a water-body rule and the statewide rule disagree, the water-body rule wins.

Which species have special rules on Lake Hopatcong?

Largemouth bass, Walleye, and Muskellunge (incl. tiger musky) have a water-body-specific rule on Lake Hopatcong (Morris / Sussex Counties), each linking to its full New Jersey regulations above. Species not listed here follow the statewide New Jersey limits.

2026 regulation year

Lake Hopatcong (Morris / Sussex Counties) 2026 — New Jersey Fishing Regulations

New Jersey statewide rules apply unless overridden below.

Last updated June 3, 2026

Lake Hopatcong (Morris / Sussex Counties) carries 4 special-regulation overlays on top of New Jersey's 2026 fishing rules — covering Largemouth bass, Walleye, Muskellunge (incl. tiger musky). Verify the agency booklet before launching: in-season changes are not yet wired to this page.

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Watch Lake Hopatcong (Morris / Sussex Counties) (NJ) and we'll email you when a season, bag limit, slot, or closure changes. Free while in beta.

State-level special regulation

2,685-acre — NJ's largest natural lake; 12 in min largemouth + smallmouth, 5 / day combined black bass; striped bass + hybrid striped 22 in min, 2 / day; walleye 18 in min, 3 / day; muskellunge 44 in min (Trophy Musky Water), 1 / day; channel catfish + crappie
Source: New Jersey special-water list

Per-species rules on Lake Hopatcong (Morris / Sussex Counties)

Largemouth bass regulations →
12 in min, 5 / day combined; NJ's largest natural lake
Walleye regulations →
18 in min, 3 / day; statewide season
Muskellunge (incl. tiger musky) regulations →
44 in min (Trophy Musky Water), 1 / day; NJ's largest natural lake

Official source

New Jersey Division of Fish & Wildlife (freshwater) + NJ Marine Fisheries Administration (saltwater) publishes the authoritative 2026 New Jersey fishing regulations. Special-regulation lakes and rivers are listed in the agency booklet — always verify before fishing.

Visit official New Jersey fishing regulations →

Emergency-order channel

In-season closures, slot-limit changes, and run-count-driven harvest pauses are posted to New Jersey Division of Fish & Wildlife's emergency-order feed — check it before any New Jersey trip during the active season.

Other special-regulation waters in New Jersey

Browse all water bodies →

Frequently asked questions

What special fishing regulations apply at Lake Hopatcong (Morris / Sussex Counties)?: Lake Hopatcong (Morris / Sussex Counties) carries 4 special-regulation overlays that override New Jersey's statewide 2026 rules, covering Largemouth bass, Walleye, and Muskellunge (incl. tiger musky). One of them reads: "2,685-acre — NJ's largest natural lake; 12 in min largemouth + smallmouth, 5 / day combined black bass; striped bass + hybrid striped 22 in min, 2 / day; walleye 18 in min, 3 / day; muskellunge 44 in min (Trophy Musky Water), 1 / day; channel catfish + crappie." Every overlay on this water body is listed in full above.
Do I need a fishing license to fish Lake Hopatcong (Morris / Sussex Counties)?: Yes. Lake Hopatcong (Morris / Sussex Counties) is in New Jersey, so a valid New Jersey fishing license is required just as it is anywhere else in the state, issued by New Jersey Division of Fish & Wildlife (freshwater) + NJ Marine Fisheries Administration (saltwater). The special regulations on this page change the bag, size, slot, or gear rules for Lake Hopatcong; they do not waive the license requirement. Free-fishing days and youth exemptions follow the statewide New Jersey rules.
Do Lake Hopatcong (Morris / Sussex Counties)'s special rules replace New Jersey's statewide limits?: Only where they conflict. New Jersey's statewide 2026 regulations apply on Lake Hopatcong by default; the overlays above replace the matching statewide rules for the species or gear they name, while everything not specifically overridden still follows the statewide rule. When a water-body rule and the statewide rule disagree, the water-body rule wins.
Which species have special rules on Lake Hopatcong?: Largemouth bass, Walleye, and Muskellunge (incl. tiger musky) have a water-body-specific rule on Lake Hopatcong (Morris / Sussex Counties), each linking to its full New Jersey regulations above. Species not listed here follow the statewide New Jersey limits.

← Back to New Jersey regulations overview