Common name: alligator pipefish

Scientific name: Syngnathoides biaculeatus (Bloch, 1785)
Portrait of Bentstick Pipefish, Trachyrhamphus bicoarctatus reef fish yellow and green alligator pipefish swimming in the underwater - in family seahorse
A Double-ended pipefish Trachyrhamphus bicoarctatus in the seagrassDouble-ended pipefish (Trachyrhamphus bicoarctatus) between the sea grass, Red Sea, Dahab, Egypt, Africa

General information

The Alligator Pipefish, also known as the Double-ended Pipefish, is a fascinating species that belongs to the family Syngnathidae, which includes seahorses and pipefish. Its scientific name is Syngnathoides biaculeatus. This species is notable for its elongated body and resemblance to both a pipe and an alligator, with a snout that looks like an alligator's mouth. They are generally brownish in color with variable patterns that help them blend into their surroundings.

Details

Recommended minimum tank volume
150 liter (40 gallons)
Salinity
S.G. 1.020 to 1.025
Temperature
23 to 28 °C (73 to 82 °F)
Acidity
pH 8.1 to 8.4
Average size
30 cm (1′)
Care level
Moderate to easy Sensitive to water quality
Diet
Carnivore Prefers live mysid shrimp
Social
Pair Pairs are monogamous
Reefsafe
Yes
Aggression
Peaceful
Captive bred
Yes Bred in specialized facilities
Conservation statusSource: IUCN Red List
ExtinctThreatenedLeastConcern

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Pipefishes
    Syngnathiformes
  5. Family
    Pipefishes
    Syngnathidae
  6. Genus
    Ribboned Pipefish
    Syngnathoides
  7. Species
    alligator pipefish
    Syngnathoides biaculeatus (Bloch, 1785)
  8. Synonyms
    Stigmatophora unicolor Castelnau, 1875
    Syngnathoides bicauleatus (Bloch, 1785)
    Syngnathoides biculeatus (Bloch, 1785)
    Syngnathoides blochii Bleeker, 1851
    Syngnathus biaculeatus Bloch, 1785
    Syngnathus tetragonus Thunberg, 1776

Care

Alligator Pipefish require a specialized care regimen due to their unique feeding habits and delicate nature. They thrive in a mature, well-established reef tank with plenty of live rock and calm areas where they can hover. These fish are slow and deliberate feeders, preferring to eat small live foods such as brine shrimp, copepods, and other tiny crustaceans. They are not competitive eaters, so it's important to ensure that they are not outcompeted for food by faster, more aggressive tank mates.

Reproduction

Like other members of the Syngnathidae family, the Alligator Pipefish exhibits fascinating reproductive behaviors. The males are the ones who carry the fertilized eggs. They have a specialized brood pouch on their underside where the female deposits eggs during mating. The male then fertilizes the eggs and carries them until they hatch, providing a safe environment for the developing embryos.

Habitat

Syngnathoides biaculeatus is found in shallow tropical and subtropical waters across the Indo-Pacific region. They are often associated with seagrass beds, mangroves, and coral reefs where they can find ample hiding spots and food sources. Their camouflage abilities allow them to blend in with the seagrass and avoid predators.