Common name: Weedy seadragon

Scientific name: Phyllopteryx taeniolatus (Lacépède, 1804)
Colorful Weedy Seadragon Fish Oahu HawaiiYellow leafy seadragon (Phycodurus eques)
Weedy Seadragon, phyllopteryx taeniolatus, AdultWeedy Sea Dragon, Bicheno Tasmania

General information

The Weedy Seadragon, Phyllopteryx taeniolatus, is a mesmerizing marine fish known for its leaf-like appendages and slow, graceful movements. It is a member of the Syngnathidae family, which also includes seahorses and pipefish. These ornate creatures are endemic to the southern coast of Australia and are often found in kelp-covered rocky reefs.

Their unique appearance helps them blend into the seaweed and kelp in their habitat, providing excellent camouflage against predators. Weedy Seadragons are a protected species, and while they are not commonly kept in home aquariums due to their specific needs and conservation status, they are a species of great interest to marine enthusiasts.

Details

Recommended minimum tank volume
150 liter (40 gallons)
Salinity
S.G. 1.023 to 1.026
Temperature
20 to 24 °C (68 to 75 °F)
Acidity
pH 8.1 to 8.4
Average size
45 cm (1′6″)
Care level
Easy Needs a varied diet and hiding spots
Diet
Carnivore Mysis, brine shrimp, small fish
Social
Pair Can be kept in pairs or singly
Reefsafe
Yes
Aggression
Peaceful
Captive bred
Yes Rarely bred in captivity
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
    Weedy Seadragon
    Phyllopteryx
  7. Species
    Weedy seadragon
    Phyllopteryx taeniolatus (Lacépède, 1804)
  8. Synonyms
    Hippocampus foliaceus Richardson, 1843
    Hippocampus foliatus Perry, 1810
    Penetopteryx foliatus (Shaw, 1804)
    Penetopteryx lucasi (Whitley, 1931)
    Phillopteryx elongatus Castelnau, 1872
    Phyllopteryx foliatus (Shaw, 1804)
    Phyllopteryx lucasi Whitley, 1931
    Syngnathus foliatus Shaw, 1804
    Syngnatus taeniolatus Lacépède, 1804

Care

Weedy Seadragons require specialized care and are not recommended for the average home aquarium. They need large, cold-water tanks that replicate their natural environment, with plenty of live macroalgae and seagrass for them to blend into. Their diet consists mainly of tiny crustaceans such as mysid shrimp, and they require live food, making their feeding regimen complex.

Reproduction

The reproductive behavior of Weedy Seadragons is quite fascinating. Males are responsible for carrying the eggs, which are attached to a brood patch on the underside of their tail. After a courtship dance, the female transfers her eggs to the male, who then carries them until they hatch. This process underscores the unique reproductive strategies within the Syngnathidae family.

Habitat

Weedy Seadragons are found in the coastal waters of southern Australia, typically at depths ranging from 3 to 50 meters. They prefer temperate waters and are often associated with seaweed and kelp beds, which provide both food and protection.