Hippolytidae

Hippolytidae is a family of shrimp, commonly known as “cleaner shrimp” or “pederson shrimp,” belonging to the infraorder Caridea. They are characterized by their slender bodies, long rostrums (beak-like projections on the head), and often brightly colored patterns. Many species exhibit symbiotic cleaning behavior, removing parasites and dead tissue from fish and other marine animals.

Cryptic Sponge Shrimp, Paron Shrimp – Gelastocaris paronai

Banded Tozeuma Shrimp – Tozeuma armatum

Common Marble Shrimp – Saron marmoratus

Crinoid Shrimp – Hippolyte catagrapha

Hippolyte californiensis

Hippolyte kraussiana

Hippolyte leptocerus

Grass Shrimp, Great Seagrass Shrimp – Hippolyte inermis

Alope orientalis

Painted Shrimp, Painted Prawn – Alope spinifrons

Characteristics

Members of the Hippolytidae family share several key characteristics, including:

  • Slender body shape: They have a long, narrow body with a prominent rostrum.
  • Long, slender rostrum: The rostrum extends forward from the head and is often serrated or toothed.
  • Bright coloration: Many species are brightly colored, with striking patterns in red, yellow, blue, and orange.
  • Cleaning behavior: Many hippolytid species exhibit cleaning symbiosis, removing parasites and dead tissue from larger fish and other marine animals.
  • Abdominal appendages: They have well-developed abdominal appendages, including swimmerets, used for swimming and reproduction.
  • Presence of chelipeds: Hippolytids have a pair of large chelipeds (pincers) on the second pair of thoracic legs, used for defense and food manipulation.

Environments

Hippolytid shrimp are found in a wide range of marine environments, including:

  • Coral reefs: They are often found in association with coral reefs, where they provide cleaning services for reef fish.
  • Seagrass meadows: Some species inhabit seagrass beds, feeding on algae and small invertebrates.
  • Rocky shores: Hippolytid shrimp can also be found in rocky intertidal zones, often under rocks and in tide pools.
  • Deep sea: Certain species of Hippolytidae inhabit the deep sea, with some found at depths exceeding 1000 meters.

References

For further information on Hippolytidae, you can consult the following sources: