Fish
Redtail parrotfish
Loro verde
Sparisoma chrysopterum
Guide by Captain Big Joe (Joe Arias)

At a glance
Most are around 10 in (25 cm).
From 3 ft to 49 ft deep (1–15 m).
Early/late light and moving water are good starting periods; some reef species feed well through the day or after dark.
27 Caribbean areas
Know it
Spot it, size it up and learn its habits.
- Identification
Redtail parrotfish (Sparisoma chrysopterum) — field identification starting point: a robust reef fish with fused beak-like teeth and often striking color changes between life phases.
- Typical size
Most are around 10 in (25 cm).
- Maximum size
Up to about 18 in (46 cm) long. Source: FishBase
- Diet
The redtail parrotfish feeds on bottom algae and seagrass.
- Behavior
It lives on coral reefs and nearby habitats, with young fish mostly in seagrass beds. When resting on the bottom it quickly turns blotchy to blend in.
Find it
Where, when and how deep to look.
- Where to find it
Found in Puerto Rico. Start on reef edges, ledges, rocky bottom, patch reefs and nearby sand/grass transitions; work the side with moving water and bait. Habitat reference:
- Habitat
Habitat: reef and seagrass.
- Depth
From 3 ft to 49 ft deep (1–15 m).
- Fishing depth
Start near the bottom or reef edge where the species is observed; adjust until bites show the active level.
- Fishing environments
Water: marine. Habitat: reef and seagrass.
- Best season
Fish legal open periods and favorable sea conditions; no single month works for every reef species.
- Best time
Early/late light and moving water are good starting periods; some reef species feed well through the day or after dark.
- Best tides
Moderate moving water is often productive; excessive current may require more weight or a sheltered edge.
- Best weather / conditions
Choose sea state, wind and visibility that let you hold position and handle the fish safely. Avoid treating rough weather as a feeding advantage.
Bait & gear
What to tie on and what to throw.
- Best bait
Plant material is part of the natural diet for many members, but BigJoe does not promote targeted harvest where parrotfish/surgeonfish protections or local restrictions may apply.
- Best artificial lures
Small flies/jigs may take some species incidentally, but a targeted lure recommendation is secondary to species identification and local rules.
- Tackle setup
Start with light/medium spinning gear, 10–15 lb line, 15–25 lb leader and a #2–1/0 hook or small jig.
- Hook size
About #4 to 2/0 is a practical starting range for small/medium reef fish; scale to mouth size and bait.
- Line
8–20 lb line is a common light-reef starting range; increase around sharp structure.
- Leader
12–30 lb abrasion-resistant mono/fluorocarbon is a common start.
Catch it
Step by step, from first cast to landing.
Step-by-step: how to catch it
- Start where the species is most likely to occur: Habitat: reef and seagrass.
- Rig for the habitat and current: Simple dropper, knocker or light jig rig; keep hardware small and use only enough weight to maintain contact.
- Choose an offering that matches the fish and situation. Natural bait: Plant material is part of the natural diet for many members, but BigJoe does not promote targeted harvest where parrotfish/surgeonfish protections or local restrictions may apply. Lures/alternatives: Small flies/jigs may take some species incidentally, but a targeted lure recommendation is secondary to species identification and local rules.
- Fish it with this starting approach: Observe/identify first. If legal and intentionally fished, use light tackle and minimal-impact methods; release protected or uncertain species immediately. Presentation: Use small natural offerings and subtle jig movements; pause often near cover.
- Use timing and water movement as adjustments, not guarantees. Time: Early/late light and moving water are good starting periods; some reef species feed well through the day or after dark. Tide/current: Moderate moving water is often productive; excessive current may require more weight or a sheltered edge.
- Fishing techniques
Observe/identify first. If legal and intentionally fished, use light tackle and minimal-impact methods; release protected or uncertain species immediately.
- Catch and release
Let it go quickly if you're not keeping it.
Clean & cook
Is it good to eat, and how to prepare it.
- Edibility
Usually released — a sport fish more than a food fish. Parrotfish keep reefs healthy and are protected or limited in several places (e.g., Bonaire, the USVI and Puerto Rico have rules) — many anglers release them.
- Table quality
Most anglers don't keep it for the table.
- Cleaning
Safety first: FOOD TOXIN RISK — this fish belongs to a group associated with ciguatera in tropical/Caribbean waters. Risk varies by location, species and fish; the toxin cannot be detected by appearance, taste or smell and cooking does not destroy it. Ice it right away. Use a clean board and sharp knife; scale or skin only when appropriate, remove the viscera or fillet cleanly, trim damaged tissue/bloodline as desired, minimize warm-water exposure, and keep the edible portion cold. If the fish carries venomous spines, dangerous teeth or a toxin advisory, follow the safety warning before cleaning.
- Cooking suggestions
For routine cooked preparation, FDA seafood guidance uses 145°F (63°C) as the safe internal-temperature target for fish; flesh should be opaque and separate easily with a fork. Grilling, baking, broiling, steaming or pan-cooking can all work after the fish is positively identified, legally retained and cleared for applicable toxin/mercury advisories.
Stay safe & legal
Safety, rules and taking care of the fishery.
- Safety warnings
FOOD TOXIN RISK — this fish belongs to a group associated with ciguatera in tropical/Caribbean waters. Risk varies by location, species and fish; the toxin cannot be detected by appearance, taste or smell and cooking does not destroy it.
- Regulations
No species-specific size, bag or season limits are listed here.
- Conservation
Avoid needless kills and follow protected-species, area and season rules.
Where it's found & local rules
Tap an island for local spots and rules.
Sources & photo credits
Sources
- BigJoe species list and local rule sources
- Puerto Rico rules — based on DRNA and NOAA sources
- Common fishing know-how — a good starting point, not a legal rule.
- Smithsonian STRI Shorefishes of the Greater Caribbean — Caribbean biology reference system used for cross-checking.
- NOAA Fisheries — current U.S. Caribbean rules/closures · Puerto Rico DRNA — current territorial rules
- FishBase — Sparisoma chrysopterum species record
- FDA — Selecting and serving fresh and frozen seafood safely
- CDC Yellow Book — Ciguatera fish poisoning
- CDC — Seafood poisoning / ciguatera
- FDA — Ciguatera poisoning reports and associated fish groups
Other names: No synonyms recorded.
Tips marked as common know-how come from everyday fishing. They're a starting point — not a safety check, a permit or a guaranteed catch.