Great Aquariums Start Here
1-800-566-3474
Live Chat Support
    Free Shipping
  • FREE Shipping ON $75+
  • 14-Day Low Price Guarantee
  • Low Price Guarantee
  • Same Day Shipping
  • Same Day Shipping
FREE SHIPPING ON
ORDERS $75 & UP
99% of items we carry qualify for FREE SHIPPING in the contiguous United States if you spend $75 or more. Learn More
 
If you find a product we sell for a lower price at another online store, we will match their price to ensure you always pay the lowest amount when you shop with us. Learn More
 
Same Day Shipping
We promise to ship your order as fast as humanly possible. In fact, 99% of orders placed before 2 pm EST ship the same day! Learn More
 
Marine Depot Species Database

MarineDepot.com Education Center - Species Database

Saddle (Jansen) Wrasse
Saddle (Jansen) Wrasse
Thalassoma jansenii

The Thalassoma jansenii or Jansens Wrasse is harmless to corals but will pick at ornamental crustaceans, snails, serpent stars, bristleworms, mantis shrimps and very small fish. Needs planty of swimming room and will harass new fish introduced to the tank if they are smaller or close in shape. Best added as one of the last fish. Keep with larger and belligerent fishes. Offer love rock with many places for them to hide in at night or when frightened as they do not bury in the sand.
Maximum Size: the Thalassoma jansenii grows up to 10 inches.
Minimum Tank Size: The Saddle (Jansen) Wrasse prefers a tank of at least 80 gallons with plenty of places to hide & swi
Diet: The Thalassoma jansenii is a carnivore and likes to eat Variety of meaty treats including frozen mysis, saltwater feeder shrimp, squid, scallop clam and other crustaceans..
Level of Care: The Saddle (Jansen) Wrasse is a medium maintenance fish.
Behavior: The Saddle (Jansen) Wrasse may act semi-aggressively toward other fish.
Hardiness: this is a moderately hardy fish
Water Conditions: Keep water quality high (SG 1.020 - 1.025, pH 8.1 - 8.4, Temp. 72 - 78 F).
Range: indo-Pacific.

Species Compatibility Checker

It is important to make sure species can peacefully cohabitate before adding livestock to an aquarium. Use our handy species compatibility checker to determine if the animals on your wish list will play nice together.
   
Compatibility:

Species Compatibility Chart
Marine Depot Species Compatibility Chart

Email Specials
Subscribe to our newsletter feed.
Newsletter Tips & Tricks! New Products!
Discounts & Promos!
Testimonials
September 21, 2016
"I think Marine Depot is great. I have never had an issue and they have a great staff to speak with. Fast service, great prices!"
Scott

September 20, 2016
"The videos you guys put together was what helped me make the decision to purchase from you. They are absolutely essential."
James

September 20, 2016
"Marine Depot is the best place to find anything you need for your home aquarium."
Doug

WIN A HANG-ON SKIMMER! Sign up for hot deals, helpful videos, and a chance to win an AquaMaxx ConeS HOB Protein Skimmer