West PR: Rincón–Cabo Rojo, where to hunt legally
West Puerto Rico faces the Mona Passage: the island's cleanest water, with pelagics crossing (dorado, cero mackerel, tuna) and whales in winter. But it's a stretch of contrasts — Rincón can carry a winter swell that shuts the north while Cabo Rojo, to the southwest, stays calm. Here we sort where to get in, where NOT (Tres Palmas is no-take), and how to read the season west to east.
Open the flagship — La Parguera →Rincón: hunt SOUTH of Tres Palmas (8.9)
Rincón is the west's surf and dive capital, but its jewel — the Tres Palmas Marine Reserve (Steps) — is no-take: it protects elkhorn coral and you shoot nothing there (Art. 8.9). The rule is simple: hunt SOUTH of the reserve polygon. In winter a big northwest swell rolls in and humpback whales pass through — spectacular, but respect the sea state.
Cabo Rojo: the sheltered southwest
Cabo Rojo is the island's southwest «hinge», where the exposed west bends into the calm south. Boquerón (sheltered bay, balneario) is an easy entry; Joyuda, El Combate and the Bajo/El Negro banks give reefs and seafood. Turning south, the water quiets and clears. Mind the protected lagoons of Bahía Salinas and Punta Guaniquilla: hunt the open reef, not the lagoons/mangroves.
Aguadilla & Isabela: Crash Boat and Jobos
North of Rincón, Aguadilla holds Crash Boat: the old pier ruins form a legendary artificial reef for diving and hunting (outside bathing zones), with Gas Chambers and Wilderness nearby. Isabela adds Jobos and Shacks — caverns and reefs — but it's the northwest corner: it catches both N and W swell. Both work in summer and in calm windows; they shut in the winter groundswell.
The Atlantic north swell vs the calm south
The west's seasonal engine is the Atlantic winter swell (Nov–Mar): born in North Atlantic storms, it hits the north and wraps onto the northwest (Rincón, Aguadilla). When that runs, southwest Cabo Rojo — in the lee — usually stays diveable, and the Caribbean south is glass. Rule: in winter, the further south the better; in summer almost everything flattens. Pick the day with the per-city forecast and CariCOOS buoys.
Federal banks: Bajo de Sico, Tourmaline, Abrir La Sierra
Offshore, over the west shelf, sit the spawning banks (50 CFR 622). Red hind (mero cabrilla) is closed west of 67°10′W from 1 December to the last day of February — that covers Tourmaline and Abrir La Sierra. Bajo de Sico (a seamount topping out at ~23 m) closes reef-fish fishing from 1 October to 31 March. Off-season it's serious bluewater, but it's deep, far and swept by strong Mona Passage currents: boat and experienced divers only.
Desecheo and Mona: look, don't shoot
West of Rincón, Isla Desecheo and, further out, Isla de Mona are dive meccas: gin-clear water (up to 40 m viz) and abundant life — precisely because they're no-take. There's a ½-mile fishing closure around each (plus the Desecheo refuge and the Mona nature reserve). Go to look and dive; the loaded spear waits for the open water on the way back. You don't shoot here.
Where to dive, by region
North Coast
Puerto Rico's North (Atlantic) Coast — in winter (Dec–Mar) big groundswell shuts the water and the baseline is murkier. San Juan (El Escambrón), Isabela and Arecibo work in the calm or in summer.
- San Juan — San Juan, the capital, has Balneario El Escambrón: an urban reef/dive with shore access.
- Dorado — Dorado, near San Juan, offers accessible beaches and reefs (Cerro Gordo toward Vega Alta) and the historic Antonio López wreck (heritage, don't touch).
- Isabela — Isabela (Playa Jobos / Shacks) has reef caves, snorkel/dive and the Pozo de Jacinto.
- Arecibo — Arecibo has La Poza del Obispo by the Los Morrillos lighthouse: a natural pool/reef for snorkel/dive.
West Coast
Puerto Rico's West Coast (Mona Passage) — the island's best visibility and migrating pelagics. Rincón (Tres Palmas is no-take, hunt to the south), Cabo Rojo and Crash Boat (Aguadilla).
- Cabo Rojo — Cabo Rojo is the southwest 'hinge' with many spots: Boquerón (sheltered bay, balneario), Joyuda (reef/seafood), El Combate and the Bajo/El Negro banks.
- Rincón — Rincón is the west's surf/dive capital, facing the Mona Passage.
- Aguadilla — Aguadilla has Crash Boat (Playa Crashboat): the old pier pilings are a legendary dive/spearfishing spot; nearby Gas Chambers and Wilderness, plus wrecks (MV Ambar, B-29) offshore.
South Coast
Puerto Rico's South (Caribbean) Coast — the calmest and the year-round prime: reefs and walls. La Parguera (the «La Pared» wall) and Guánica (Gilligan's) are classics; Ponce launches to Caja de Muertos.
- La Parguera — La Parguera (Lajas) is a maze of cays (Enrique, Mata la Gata, Caracoles) and the 'La Pared' reef-wall (drop-off ~20 m → deep): the south coast is the calmest, prime year-round.
- Guánica — Guánica combines dry forest, Cayo Aurora ('Gilligan's Island'), the Ballena reef and the south wall (a continuation of La Pared).
- Ponce — Ponce, the south's biggest city, launches from the La Guancha boardwalk toward Caja de Muertos and the Cayo Cardona/Ratones reefs.
- Salinas — Salinas is a fishing town (Bahía de Rincón, mangrove cays, seafood): calm south coast, cays for shelter.
East Coast
Puerto Rico's East Coast — exposed to the easterly trades, but the La Cordillera cays (Fajardo) shelter it. Humacao (Palmas del Mar) gives easy reef access.
Islands (Puerto Rico)
The Spanish Virgin Islands (Vieques and Culebra) — Puerto Rico's cleanest water, but the most reserves: Canal Luis Peña (Culebra) is no-take, check the zones line by line.
Frequently asked questions
Rules current as of 2026 — always confirm with the DRNA (Reglamento 7949) and the Caribbean Council before you go. Spearfishing is breath-hold only (scuba banned); the spear fires ≥100 ft from shore, by day (except lionfish), and a DRNA licence is required from age 13.
Where can I legally hunt in Rincón?
South of the Tres Palmas Marine Reserve (Steps), which is no-take (Art. 8.9). Nothing is shot inside the reserve polygon; outside, ≥100 ft from shore and by day, yes. In winter watch the northwest swell.
When is the west best to dive?
In summer and in calm windows: the west has the island's best visibility. Avoid the Atlantic winter swell (Nov–Mar) that shuts Rincón and Aguadilla; on those days drop to southwest Cabo Rojo or the Caribbean south.
Can I hunt the western banks?
Only off-season. Red hind west of 67°10′W is closed 1 Dec to the last day of February (Tourmaline, Abrir La Sierra), and Bajo de Sico closes reef fish 1 Oct to 31 Mar. They're also deep, far and current-swept: boat and experience.
Can I hunt at Desecheo or Mona?
No. There's a ½-mile fishing closure around Desecheo and Mona/Monito (refuge and nature reserve). They're world-class diving for the visibility, but the spear isn't fired there: you hunt the open water on the way back.