đỉa cá

Một con đỉa cá bám vào vảy của một con cá chép.

Definition

1. Noun:
   • Fish leech: A type of external parasite belonging to the subclass Hirudinea that specifically attaches to and feeds on the blood or bodily fluids of fish. It is an aquatic leech.

Usage Examples

• Noun:
  • Ao cá bị nhiễm đỉa cá. (The fish pond is infested with fish leeches.)
  • Đỉa cá bám vào mang cá. (The fish leech is attached to the fish's gills.)
  • Người nuôi cá cần kiểm tra đỉa cá. (Fish farmers need to check for fish leeches.)

Advanced Usage

• The term is used in zoology, veterinary science related to aquaculture, and by hobbyists in the aquarium trade to describe a specific pest.

Variants and Related Words

• Đỉa (n): leech (general term for terrestrial or aquatic leeches that may attach to various hosts, including humans and animals).
  • Con đỉa bám vào chân. (A leech attached to the leg.)

Synonyms

• Fish leech: The direct English translation.
• Piscicolid leech: A more specific scientific term, often referring to leeches in the family Piscicolidae, which are common fish parasites.

Notes on Meaning

• "Đỉa cá" is a compound noun where "đỉa" means "leech" and "cá" means "fish." It refers specifically to leeches that parasitize fish, not to be confused with general aquatic leeches that might feed on other hosts. It does not refer to a type of fish.