Species learning profile
Roosterfish
Nematistius pectoralis
Roosterfish (Nematistius pectoralis) is a saltwater fish associated with coastal flats habitat in Eastern Pacific. Seven elongated dorsal spines rise like a rooster's comb.
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At a glance
- Agua
- Agua salada
- Habitat
- coastal flats
- Longitud máxima
- 163 cm
- Distribución
- Eastern Pacific
- Familia
- Nematistiidae
- Orden
- Carangiformes
Observe
How to identify Roosterfish
- Seven elongated dorsal spines rise like a rooster's comb.
- Guide context: coastal flats habitat in Eastern Pacific.
- Reported maximum length: 163 cm — capable of growing longer than many people are tall. Maximum is not the same as typical adult size.
Field note: color, size, and markings can change with age, sex, season, depth, and lighting. Use several traits together.
Place and pattern
Where it lives—and how it behaves
Habitat and range
This species is associated with coastal flats habitat across Eastern Pacific. Tides repeatedly cover and uncover sand, mud, or seagrass, creating short feeding windows.
Behavior
Hunts along beaches and rocky points
Food-web connections
What it eats and why it matters
Diet
Schooling fish.
Ecological role
A distinctive nearshore apex predator.
Remember
One fact worth keeping
Roosterfish puede medir unos 163 cm y suele encontrarse cerca de coastal flats.
Think like a conservationist
A conservation lens
Coastal development, vessel pressure, degraded water quality, and seagrass loss can shrink feeding and nursery areas.
This habitat lens is not a current population-status assessment. Status can differ among regions and change as new assessments are published; follow the reference links and local fisheries or wildlife agencies for current decisions.
Recall
Quick knowledge check
Which habitat is most closely associated with Roosterfish in this guide?
Keep exploring
References and further reading
Fishdle summarizes stable identification and ecology concepts in plain language. Taxonomy and population knowledge continue to change, so use primary assessments and regional authorities for conservation or management decisions.
Make connections