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Family Priacanthidae

Discover the characteristics and key species within the Priacanthidae, Malacanthidae, Pomatomidae, Rachycentridae, and Echeneididae families. From bigeyes and tilefishes to bluefish and remoras, learn about these fascinating marine creatures.

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Family Priacanthidae

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  1. Family Priacanthidae • Bigeyes • Common species: • Bigeye (Priacanthus arenatus) • Short Bigeye (Pristigenys alta) Priacanthidae thru Echeneididae

  2. Priacanthidae Characteristics • Large eyes, red coloration, upturned mouth • Nocturnal behavior, eye has a thick tapetum lucidium Priacanthidae thru Echeneididae

  3. Priacanthidae Glasseye Snapper (Priacanthus cruentatus) Priacanthidae thru Echeneididae

  4. Family Malacanthidae • Tilefishes • Common species: • Sand Tilefish (Malacanthus plumieri) • Tilefish (Lopholatilus chamaeleonticeps) Priacanthidae thru Echeneididae

  5. Malacanthidae Characteristics • Wide mouth, fleshy lips • Fished commercially • Several spp. occur in deep water (60’-2000’) • Tilefish (Lopholatilus chamaeleonticeps) Priacanthidae thru Echeneididae

  6. Tilefishes • Sand Tilefish • Shallow water spp. • Constructs burrows in sand and coral rubble • Tilefish • Food fish (3’ & 50 lbs.) • Tilefish (Lopholatilus chamaeleonticeps) Priacanthidae thru Echeneididae

  7. Malacanthidae Burrows Priacanthidae thru Echeneididae

  8. Family Pomatomidae • Bluefish • Common species: • Bluefish (Pomatomus saltatrix) Priacanthidae thru Echeneididae

  9. Separate dorsal fins, large forked caudal fin Voracious predator, both jaws have triangular serrated teeth Pomatomidae Characteristics Priacanthidae thru Echeneididae

  10. Family Rachycentridae • Cobia • Common species: • Cobia (Rachycentron canadum) Priacanthidae thru Echeneididae

  11. Rachycentridae Characteristics • Elongated, with a tapering body • Dorsal spines are unconnected by fin membrane • Caudal fin forked, adults countershaded Priacanthidae thru Echeneididae

  12. Family Echeneididae • Remoras • Local species: • Sharksucker (Echeneis naucrates) • Remora (Remora remora) Priacanthidae thru Echeneididae

  13. Elongate body with flat head, no spines in dorsal and anal fins Dorsal fin is a modified sucking disc with 10-28 transverse ridges Very difficult to dislodge Attach to large fish, marine mammals, and turtles Considered a parasite? Echeneididae Characteristics Priacanthidae thru Echeneididae

  14. Sharksucker • Sharksucker (Echeneis naucrates) Priacanthidae thru Echeneididae

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