Yellow Watchman Shrimpgoby

Cryptocentrus cinctus

(1 Reviews)

Yellow Watchman Shrimpgoby

Yellow Watchman Shrimpgoby

Cryptocentrus cinctus

(1 Reviews)

Free Shipping

With $199.00 or more in Marine Life.
More details...

Care Facts

Care Level: Easy
Temperament: Peaceful
Diet: Carnivore
Origin: Indian Ocean
Minimum Tank Size: 30 gallons
Acclimation Time: 3+ hours
Reef Safe: Yes
Coral Safe: Yes
Invertebrate Safe: Yes

The Yellow Watchman Shrimpgoby, Cryptocentrus cinctus, also known as the Yellow Watchman, Yellow Watchman Prawn, or the Yellow Shrimp Goby is one of the most popular aquarium fish in the trade. They are famous for their bright yellow bodies and bright blue spots all over their heads, fins, and body. They are known to form a symbiotic relationship with shrimps to secure their burrows. The Yellow Watchman thrives in tanks with plenty of live rock, a sandy substrate, and a tightly sealed lid to prevent escapes. Only one should be kept in each aquarium unless it is in a very large tank as they can become territorial. The Yellow Watchman will feed on a varied carnivorous diet and are known to be able to spawn in home aquariums. Males and females differ slightly as the females have a more muted yellow coloration. The Yellow Watchman also has a wonderful "frown" on its face making it seem constantly grumpy. Overall, this is one of the best all-around fish you can have in your tank. It is easy to care for, hardy, fun to watch, beautiful, and a wonderful tank mate. 

Unlock the Fascinating World of the Yellow Watchman Goby (Cryptocentrus cinctus) for Your Saltwater Marine Aquarium

The Yellow Watchman Goby (Cryptocentrus cinctus) is a captivating and interactive addition to saltwater marine aquariums, renowned for its symbiotic relationship with pistol shrimp and vibrant personality. With its engaging behaviors and eye-catching appearance, this species has become a beloved choice among marine enthusiasts. In this product description, we will delve into various aspects of the Yellow Watchman Goby, including its natural habitat, reef compatibility, size, lifespan, dietary preferences, aquaculture potential, temperament, suitable tank mates, tank requirements, water conditions, alternative common names, compatible tank mates, and the advantages of acquiring Yellow Watchman Shrimpgobies from

Habitat and Distribution: The Yellow Watchman Goby is native to the Indian and western Pacific Oceans, where it resides in sandy and rubble-rich environments close to coral reefs and rocky substrates.

Reef Compatibility: The Yellow Watchman Goby is considered reef safe, contributing to the overall health of your coral reef system by not causing harm to coral polyps. Its behavior of burrowing in the sand aids in adequately maintaining your aquarium substrate.

Size and Lifespan: This species typically grows to about 3 inches (7.5 cm), making it an ideal choice for smaller aquariums. Yellow Watchman Gobies can thrive for 5 to 8 years with proper care, providing lasting entertainment and companionship.

Diet: The Yellow Watchman Goby is a carnivorous species that primarily feeds on small crustaceans, zooplankton, and organic debris. Offering a varied diet of high-quality marine pellets, frozen foods, and live prey ensures that their nutritional requirements are met.

Aquaculture: Yellow Watchman Gobies are available in the aquarium trade, with both wild-caught and recently aquacultured options.

Temperament: Yellow Watchman Gobies are known for their engaging behaviors, particularly their symbiotic relationship with pistol shrimp. They cohabitate in the same burrow, with the shrimp acting as a lookout and the goby providing protection through its keen eyesight.

Suitable Tank Mates:

  1. Dartfish (e.g., Firefish Dartfish): Peaceful dartfish species can coexist harmoniously with Yellow Watchman Gobies, adding diversity to the tank.
  2. Anthias (e.g., Lyretail Anthias): Peaceful anthias species can create a vibrant and engaging tank environment alongside Yellow Watchman Gobies.
  3. Dottyback (e.g., Orchid Dottyback): Select dottyback species with contrasting colors and behaviors that can share the tank with Yellow Watchman Gobies.
  4. Blennies (e.g., Tailspot Blenny): Peaceful blennies can cohabitate with Yellow Watchman Gobies, contributing to the dynamics of the aquarium.
  5. Cardinalfish (e.g., Banggai Cardinalfish): Cardinalfish with distinct characteristics can coexist with Yellow Watchman Shrimpgobies, enhancing the visual interest of the tank.
  6. Pistol Shrimp: Alpheus spp.

Symbiotic Partnership: The symbiotic relationship between the Yellow Watchman Goby (Cryptocentrus cinctus) and the Pistol Shrimp (Alpheus spp.) is a fascinating and mutually beneficial alliance that is often observed in saltwater marine aquariums. The relationship between the Yellow Watchman Goby and Pistol Shrimp is a classic example of mutualism, where both species derive advantages from their cooperation. The goby provides the shrimp with protection and a watchful eye while the shrimp digs and maintains a burrow that offers a safe haven for both.

Role of the Yellow Watchman Goby: The goby, also known as the watchman, has exceptional eyesight and is vigilant about potential threats. It perches itself at the burrow's entrance, keeping an eye out for predators and signaling potential danger to the shrimp by darting back into the shelter.

Role of the Pistol Shrimp: The pistol shrimp, armed with an enlarged claw, is an excellent digger. It uses this specialized claw to create and maintain the shared burrow. The digging action of the shrimp helps to aerate the sand and create a safe retreat for both organisms.

Benefits of the Relationship:

  1. Protection: The watchman goby's keen eyesight acts as an early warning system against predators, allowing both the goby and the shrimp to retreat to the safety of their burrow if danger approaches.
  2. Aeration and Cleaning: The pistol shrimp's digging activities help to aerate the substrate, promoting the circulation of oxygen and the removal of waste products. This contributes to a healthier environment for both organisms.
  3. Food Source: As the pistol shrimp excavates the burrow, it may uncover tiny prey organisms that become food for both the shrimp and the goby.

Behavior and Interaction: The Yellow Watchman Goby and Pistol Shrimp share a close bond. The goby typically maintains proximity to the burrow's entrance, while the shrimp spends more time within the confines of the shelter. When the goby senses danger, it retreats into the shelter, signaling the shrimp to do the same.

Tank Requirements and Water Conditions: A tank size of at least 30 gallons is recommended for a single Yellow Watchman Goby, offering ample space for burrowing and swimming. Stable water parameters, proper filtration, and suitable lighting are essential for their well-being.

Other Common Names: In addition to the name "Yellow Watchman Shrimp Goby" or "Cryptocentrus cinctus," this species is sometimes referred to as the "Yellow Prawn Goby" and the “Spotted Watchman Goby’”

Acquiring Yellow Watchman Gobies from

Their commitment to ethical and sustainable practices ensures you receive healthy and responsibly sourced specimens. provides comprehensive information about each species, assisting in well-informed decision-making. With a variety of options, excellent customer support, and a streamlined purchasing process, ensures a seamless and rewarding experience for marine enthusiasts.

In conclusion, the Yellow Watchman Goby (Cryptocentrus cinctus) is a captivating and interactive addition to saltwater marine aquariums. Its engaging behaviors and unique symbiotic relationship make it a cherished member of marine ecosystems. By providing suitable tank arrangements and selecting compatible tank mates, enthusiasts can appreciate the vibrancy and charm of these captivating fish in their aquatic sanctuaries. When considering the addition of this remarkable species, choosing ensures a reliable and ethical source that prioritizes the health and well-being of marine life. With proper care and attention, the Yellow Watchman Shrimp Goby can become a remarkable centerpiece in any saltwater aquarium, enriching the allure and beauty of the underwater world.

One of my favorite great size

Reviewed by: Anthony Little on April 21, 2024

Reviewed by: Maria Robles on April 17, 2024

Reviewed by: Tiffany Nel on April 15, 2024

Beautiful and very healthy. I'll buy again

Reviewed by: Anne Martinez on April 15, 2024

Gorgeous bright yellow, healthy and active day one.

Reviewed by: Brian Clark on March 27, 2024

Bright coloration, active and eating well.

Reviewed by: Brian Clark on March 18, 2024

Reviewed by: Robert Pilny on March 17, 2024

Nice size and attitude

Reviewed by: Anthony Little on March 6, 2024

Gorgeous. now I just have to hope he can find the microscopic randalli shrimp

Reviewed by: John Parks on Feb. 19, 2024

Cute little dude

Reviewed by: Chadwick Adams on Feb. 18, 2024

Very happy hardy little goby. It was eating immediately.

Reviewed by: Sean Boyer on Feb. 7, 2024

Love the color

Reviewed by: Anthony Little on Feb. 1, 2024

Reviewed by: Alexander Myers on Jan. 31, 2024

Very healthy was eating immediately.

Reviewed by: Sean Boyer on Jan. 31, 2024

Very fun to watch and is a character all the time. Great option for a reef tank. My only issue is very small, if I could give it a 4.5 I would. It's color is just slightly less bright and vivid than I have seen at some local fish stores.

Reviewed by: Meghan Devine on Jan. 24, 2024

Beautiful but doa from shipping delay

Reviewed by: Anthony Little on Jan. 24, 2024

Good color and health, but after day two, he is hard to find.

Reviewed by: William Hopper on Jan. 18, 2024

Great color already making home

Reviewed by: Anthony Little on Jan. 17, 2024

Reviewed by: Robert Lake on Jan. 10, 2024

My first ever watchmen goby arrived so healthy is was eating while in acclimation.

Reviewed by: Sean Boyer on Jan. 2, 2024

Are good

Reviewed by: Kevin Province on Dec. 18, 2023

Put one in my 65 noticed on Tuesday he had died orher critters had already gotten to his remain. the other on I put in the 95 and have not seen him since.

Reviewed by: Gary Stennett on Dec. 14, 2023

Reviewed by: Leticia Camacho on Dec. 13, 2023

Hanging out with my pearly jawfish

Reviewed by: John Stone on Dec. 10, 2023

Reviewed by: Robert Pilny on Nov. 22, 2023

Reviewed by: Robert Pilny on Nov. 20, 2023

Beautiful fish, larger than described, no complaints.

Reviewed by: Kenneth Laforge on Sept. 27, 2023

Reviewed by: Debbie Konechney on Sept. 20, 2023

Reviewed by: Randy Wilburn on Sept. 13, 2023

Reviewed by: Woody Johnson on Sept. 6, 2023

Reviewed by: Richard Walker on Aug. 8, 2023

Reviewed by: Richard Fernandez on Aug. 3, 2023

Great color lively

Reviewed by: Anthony Little on July 24, 2023

Reviewed by: Kimberly Richardson on July 20, 2023

Reviewed by: Lauren Frank on July 13, 2023

Reviewed by: Eyecare You on July 13, 2023

One of my favorite gobies (and I have so many different varieties as I love gobies). It is bold and inquisitive. It will spend time near its 'burrow" and look around at the goings on. Just cant say enough good things about this little fish!

Reviewed by: Esther Murphy on Sept. 5, 2018

Join the club! Get our best deals first!

Be The First To Hear About Our Exclusive Deals & Latest Updates!