Amphiprion clarkii AMPCLA-030195-DIMROB-004
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observations from aquarist unless noted otherwise (see comments). Information may be
reproduced providing the Breeder’s Registry is cited.
Breeder ID: AMPCLA-030195-DIMROB-004 Date received: 3/1/95
Identification: Amphiprion clarkii (Bennett, 1830)
Geographic origin: Indo-pacific
Taxonomy: (after I.C.Z.N.)
Duration male(yr): 4 Size male (mm): 76 Duration female 1 (yr): 4 Size female 1 (mm): 102
Duration female 2 (yr): Size female 2 (mm):
Duration female 3 (yr): Size female 3 (mm):
Broodstock notes: Typical for clownfish
Physical differences: Female is larger than male
Adult diet: Fresh and frozen shrimp, scallops, Artemia, flake foods, Formula One. Fed 3-4 times daily
Pre-spawning activity: Typical
Time spawning began: 1700-1830 Area spawning occurred: ceramic tiles
Frequency of spawning: 14 – 20 days
Egg description: oval mass, 25 – 52 mm
Egg changes / development: Color change: pink -> brown -> clear
Incubation period: Time hatching occurred: night
Size of hatching larvae: Yolk sac present?: yes
Spawning tank size (liter): 225
Sides of tank covered? No
Lighting & photoperiod: 2 – 40 watt Daylight flourescent, 16 hours
Filtration: wet/dry. Instant Ocean @ 10% weekly water cahnges
Additives and dosages: Selcon, VitaBoost, VitaChem (alternating with VitaBoost), added to food
Water temperature (F): 78-82 Specific gravity: 1.021 pH: 8.0 Nitrate: 0 – 50 ppm
Fry development / changes: Metamorphosis is temperature dependent, but as early as 7 days, although
most at 10 days
First food offered: rotifers
Second food offered: Artemia
Survival 1st week(%): 2nd week: 3rd week: 4th week: 50%
Development description: long term survival is 50%
Rearing tank size (liter) Sides of tank covered? Yes, green/black
Lighting & photoperiod: Incandescent 24 hours until day 21
Filtration: none, airstone, 50% water changes daily
Additives and dosages: Selcon, microalgae, added daily, enough to cloud water “light green”
Water temperature (F): Specific gravity: 1.021 pH: 8.0 Nitrate:
Comments: lights on adult tank ~65mm above surface. Changed as needed
Original description: Originally described by Bennett 1830 as Anthias clarkii, in Fishes of
Ceylon First edition Pl. 29, from specimens collected at the south coast of Sri Lanka. Validated
as Amphiprion clarkii by Allen 1991. Described by Cuvier in 1830 as Amphiprion xanthurus, in
Cuvier & Valenciennes 1830, in Hist. Nat. Poiss. v. 5. From specimens collected at. Mauritius.
Described by Valenciennes 1833 in Cuvier & Valenciennes, Hist. Nat. Poiss. v. 9.
Word origin: Amphiprion is from the Greek roots amph, -I, -o, meaning Around, on both sides;
double, and -prion which means a saw. The genus clarkii is named in honor of Clark.
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. 2000
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