SKU: 78360565415

Crocodile Pipefish Syngnathoides Biaculeatus

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Description

Crocodile Pipefish Syngnathoides BiaculeatusCrocodile Pipefish (Syngnathoides biaculeatus)(Also known as the Double Ended or Alligator Pipefish) OverviewThe Crocodile Pipefish is one of the most distinctive members of the Syngnathidae family, named for its elongated, stick like body and snout resembling a miniature crocodile. Reaching up to 2830 cm (1112 inches) in length, it is among the largest pipefish species. Its camouflage and graceful movement make it a fascinating display animal, though

Crocodile Pipefish (Syngnathoides biaculeatus)

(Also known as the Double-Ended or Alligator Pipefish)

Overview

The Crocodile Pipefish is one of the most distinctive members of the Syngnathidae family, named for its elongated, stick-like body and snout resembling a miniature crocodile. Reaching up to 28–30 cm (11–12 inches) in length, it is among the largest pipefish species. Its camouflage and graceful movement make it a fascinating display animal, though its care is challenging and suited only to experienced aquarists.

Origin

Widespread throughout the Indo-Pacific region, including the Red Sea, East Africa, Indonesia, northern Australia, and Micronesia. Typically found in seagrass beds, mangrove shallows, and calm reef lagoons, where it hides among vegetation and hunts for tiny crustaceans.

Feeding

The Crocodile Pipefish is a specialised micro-carnivore. In nature, it feeds almost exclusively on live planktonic organisms such as copepods, amphipods, and small shrimp larvae. In captivity, success depends on access to live food and a mature, pod-rich environment. Offer:

  • Live copepods and amphipods (essential)
  • Live enriched baby brine shrimp
  • Live mysis shrimp or small feeder shrimp (as treats)
  • Cultured live foods from refugiums

Some individuals may slowly adapt to frozen cyclops or mysis, but this is uncommon. Feed multiple small meals daily.

Tank Mates

Extremely peaceful and best housed with other gentle, slow-moving species. Suitable tank mates include:

  • Seahorses and other pipefish
  • Gobies and blennies (non-aggressive species)
  • Cardinalfish and firefish
  • Small, reef-safe invertebrates

Avoid fast-feeding or aggressive species (wrasses, dottybacks, triggers, tangs) that outcompete them for food or cause stress.

Aggression

Completely peaceful. Can be kept singly, as pairs, or in small groups in larger systems. Males may carry eggs on the underside of their bodies, similar to seahorses.

Experience Level

Advanced to expert. Requires pristine water conditions, abundant live microfauna, and a calm environment. Due to its size and feeding behaviour, it is one of the more demanding pipefish species to keep successfully long-term.

Water Parameters
  • Temperature: 24–27°C (75–81°F)
  • pH: 8.1–8.4
  • Salinity: 1.022–1.025 SG
  • Hardness (dKH): 8–12
  • Tank Size: Minimum 100 gallons (380L) for an adult pair or small group

Provide a naturalistic environment with macroalgae, seagrass, and live rock, gentle current, and abundant hiding spots.

Reef Compatibility

Reef safe with caution. Will not harm corals or invertebrates but may struggle in busy reef tanks with active feeders. Best kept in dedicated seagrass or peaceful reef systems with refugiums supporting live copepod populations.

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SKU: 78360565415

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4.8 ★★★★★
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T
Taylor
West Palm Beach, US
★★★★★ 5
Strong toy
Color: Gray Bird
My dogs absolutely love this toy! I must get more. They are rly durable and I’d recommend this toy to others.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 10, 2026
R
Rob Kujovich
Draper, US
★★★★★ 4
The toys body is very durable, but the squeakers were broken within minutes without tearing it apart
Color: Green Bird
This is a squeaky dog toy that was supposedly very durable. I have to say that the squeakers are not durable and were immediately destroyed by my husky. The actual body of the toy is very durable and they were not able to rip it apart. They were able to destroy the squeakers without damaging the actual exterior of this toy. The toy itself is pretty soft except where it’s made of rope. Since it didn’t have any stuffing come out I will say that it was durable enough for chewing. This would be suitable for large larger dogs and even smaller dogs. I do feel this is a good value for the money because they were not able to rip it apart. I just wish the squeakers were more durable inside because there’s no way to replace those.
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Reviewed in the United States on June 4, 2026
D
Darin Kelly
Lowell, US
★★★★★ 5
Our dogs new favorite toy
Color: Green Bird, Color: Green Bird
Our golden doodle loves this toy. He isn't a highly aggressive chewer necessarily, but he has been known to destroy toys by chewing on them and such. This one, so far, has lasted over a month or so. It has turned out to be his go to toy when he's wanting to play with one. The squeaker isn't that loud and it's not that easy to find. I like that legs are rope material and makes it good for tug of war, which Max loves to do. The material is pretty sturdy and it is a good weight. Sometimes when the toys are too heavy Max won't catch them in the air, this one he catches in the air just fine. It's very cute and I think it will hold up just fine to our Max's level of chewing. I felt the price was quite reasonable considering how much he likes it.
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Reviewed in the United States on May 2, 2026
L
Verified Purchase
Lapayswa Nimmons
Lexington, US
★★★★★ 2
My dog destroyed this toy in 72 hours
Color: Blue Bird, Color: Blue Bird
Loved the toy but unfortunately this indestructible toy was destroyed by my Yorkie puppy in 3 days
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Reviewed in the United States on April 6, 2026
D
Verified Purchase
doughbowlmaker
Carnegie, US
★★★★★ 5
Great wrestle or chewing toy for your pet.
Color: brown1
My 4 legged "little boy" loves to play, even at 10 years old but is getting a tad "over the hill" for chasing a ball. This toy has brought him (and me) many hours of fun as it can be played with in the house without chance breaking something (it is soft) and was fairly well thought out - being made with the "squeeker" in one end, and a couple of ropes sewn in to provide a "tug of war" when he is really feeling frisky. I've had it around 6 months and it has only incurred minor damage and really just normal wear and tear considering what it has gone thru. A great toy for the price that your pet may play with by itself, or one you can use to wrestle with it so you can be part of the action. When this one is finally torn apart, I will be buying another one (if the dog out lasts it), or I will bury my pet with this one if it out lasts him. It's that special.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 30, 2026

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