Pterapogon kauderni PTEKAU-011702-ERIKNUD-005
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: PTEKAU-011702-ERIKNUD-005
Date received: 1/17/02
Identification: Pterapogon kauderni Koumans, 1933
Geographic origin: Indonesia
Taxonomy: (after I.C.Z.N)
Description: Silver body with distinct black bars and distinct silver/whitespots.
Length of time in captivity: 9 months
Size male (mm): ~38 mm SL (1.5″)
Size female (mm): ~38 mm SL (1.5″)
Describe any physical differences: As described in Frank Marini’s document
Adult diet: Frozen SFBB foods, reef tank ‘pods. Daily
Pre-spawning activity: It seems like eggs will not develop at much over 80 degrees. Did not have successful spawnings until water temps brought into this range. Eggs would always disappear after three to four days. Just had second successful release since onset of fall (1/16/02).
Time spawning began: 4-5pm
Location of spawning: 180gallon Reef Tank
Frequency of spawning: monthly
Description of Spawn:
Size: Young approximately 1/4″ in length.
Incubation period: 24 days
Time of hatching: 12 midnight
Larvae attracted to light? Young attempted to avoid flashlight used during collection. Behavior is same as adult.
Additional comments: Recovered 10 young from main tank after lights went out. Young immediately take SF brine shrimp nauplii. It seems about 10% suffer from non-recoverable swim bladder problems (sinkers).
ENVIRONMENTAL DATA (Spawning Tank):
Capacity (Gallons): 180g
Dimensions (Length): 84″ (Width): 24″ (Height): 24″
Are sides or back covered? What color? Blue back plexi
Filtration: DSB reef tank with skimmer.
Pumping volume (lph, gpm, etc.) 1200gph
Type of seawater used: Instant Ocean
Frequency/Volume of changes: 5g/week
WATER QUALITY PARAMETERS:
Specific Gravity: 1.025
How measured? float gauge
Source of replacement water: tap.
Temperature: ~80 Fluctuation: +-1degree
Additives, medications added: Occasional use of calcium powder
Lighting/Wattage/Photoperiod #1 12noon-12midnight Actinic VHO #2 4pm-8pm two 400w MH
Average distance from surface: 1ft from organism: 1.5′
How often do you change bulbs? None yet.
Size at Hatching: 1/4″
yolk sac present? No
Description: Mouthbrooders, young are miniature caricatures of their parents.
First food offered: nauplii, Immediately after collection
Frequency of feedings: several times daily
Second food offered: When? Frequency of feedings:
Long term survival: The young that appear “normal” seem to have very good survivability. Probably >90%
When did metamorphosis occur? N/A
Describe development: When young start poking out of male’s mouth, start looking into tank with flashlight for first several hours after lights out. Be prepared with net to gently remove young.
ENVIRONMENTAL DATA (Rearing Tank):
Capacity (Gallons): 10 gallon
Are sides or back covered? No.
Filtration: Sponge filter. Young need gentle current.
Type of seawater used: Water pulled from main tank.
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. 2002