Species learning profile
Dog snapper
Lutjanus jocu
Dog snapper (Lutjanus jocu) is a saltwater fish associated with reef habitat in Atlantic. Large canine teeth remain visible when its mouth is closed.
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At a glance
- المياه
- مياه مالحة
- Habitat
- شعاب مرجانية
- أقصى طول
- 128 cm
- النطاق
- الأطلسي
- الفصيلة
- Lutjanidae
- الرتبة
- Perciformes
Observe
How to identify Dog snapper
- Large canine teeth remain visible when its mouth is closed.
- Guide context: reef habitat in Atlantic.
- Reported maximum length: 128 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 reef habitat across Atlantic. Reef crevices provide shelter while current, coral, algae, and neighboring animals supply food.
Behavior
Hunts around caves and rocky reefs
Food-web connections
What it eats and why it matters
Diet
Fish and crustaceans.
Ecological role
A robust nocturnal reef predator.
Remember
One fact worth keeping
قد يصل طول Dog snapper إلى نحو 128 سم، ويوجد غالبًا قرب شعاب مرجانية.
Think like a conservationist
A conservation lens
Reef fish are affected by coral loss, warming, destructive fishing, pollution, and the removal of key grazers or predators.
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 Dog snapper 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