Heteractis aurora HETAUR-100705-BRUGAR-001
The Breeder’s Registry© Information contained in this report is taken from submitted observations from aquarist unless noted otherwise (see comments). Information may be reproduced providing the Breeder’s Registry is cited.
Breeder ID: HETAUR-100705-BRUGAR-001
Date received: 10/7/05
Identification: Genus: Heteractis
Species: aurora (Quoy and Gaimard, 1833)
Geographic origin: Indo-Pacific to Red Sea
Taxonomy: (after I.C.Z.N.)
Description: Typically light gray color, occasionally green, rarely purplish. Bright yellow specimens are usually dyed after collection. Sparse tentacles, to 50 mm, with white swellings every couple of mm, making then appear “beaded.”.Max. size to 250 mm. Amphiprion (clownfish) species which live in symbiosis with H. crispa include: A. akindynos, A. allardi, A. bicinctus, A. chrysogaster, A. chrysopterus, A. clarkii and A. tricinctus. Lives on sand or gravel bottoms on outer reef slopes, flats or clear lagoons. Distribution from Micronesia and Melanesia to East Africa and the Red Sea, and Australia to the Ryukyu Islands.
Size: (mm): ~200
Adult diet: Squid, shrimp, krill, mysis, smelt, mussel
Frequency of feeding(s): 4-5 times per week
Pre-spawning activity: became tall, columnar, elongated
Time of spawning: 10:30 pm
Frequency of spawning: twice in 5 years
Location of spawning: eggs released into water of aquarium
Description of Spawn: smoky fluid with many small eggs
Size of eggs: diameter of a small needle
Approximate quantity: 1000+
Eggs were not removed to a separate tank.
Aquarium Capacity (Gallons): 20 gallons
Dimensions: (Length):24″ (Width):12″ (Height):16″
Sides and Back of tank not covered
Filtration: canister filter
Pumping volume: in total ~2400 gallons per hour
Type of seawater used: Synthetic – Tropic Marin or Instant Ocean
Frequency/Volume of water changes: weekly, 25%
How measured: refractometer
Source of replacement water: tap (unfiltered)
pH: 8.2 to 8.4
How measured: Seachem ph test
Temperature: 80 F
Fluctuation: 2 deg F
How measured? Seachem nitrate test
Calcium: 300 ppm
How measured: Seachem calcium test
Additives, medications added: none reported
Lighting: Power compact (6700K)
Total Wattage: 110
Photoperiod: 12.5 hrs
Average distance from surface: 1.5″
From organism: 12″
Bulb change frequency: every 8 months
Original description: First described by Quoy and Gaimard in 1833 as Actinia aurora, from specimens collected in New Ireland
Synonyms: Radianthus koseirensis (by Mariscal 1970, 1972), Radianthus simplex (by Allen 1972, Moyer 1976), Bartholomea sp. (by Uchida 1975)
Word origin: The genus Heteractis is from the Greek root(s) heteros meaning different, other, another, unlike; and actis meaning ray of sunlight.
The species aurora comes from the Latin meaning dawn.
Vernacular name:Beaded anemone, Aurora anemone.
About this report: Information contained in this report is taken from submitted observations. Taxonomy, Synonomy, Original description , Word origin and Suggested reading are provided by member(s) of The Breeder’s Registry staff. Information is presented under the belief that it is accurate. If you have information in addition to, or contrary to that presented you are encouraged to contact the Breeder’s Registry. Permission is granted for “one-time” personal use. Reproduction as distributed or accessible media is prohibited without prior written permission. All rights reserved. 2005