Breeding Journal, Species: Gobiodon citrinus (Citron goby)

General
Species: Gobiodon citrinus
Social Structure: mated pair (bi-directional hermaphrodites)
Size of Individuals: 3"
Age of Individuals: Unknown (wild caught)
Date added to Tank: ~March 2009

Broodstock Tank Details
Size of Tank: 480 gals.
Substrate Details: Sand
Filtration Details: Lots of water volume
Water Changes: ~10 days
Water Temperature: 78-80 right now
Lighting: Metal halide
Lighting Cycle: 11-11
Other Tank Inhabitants: Lots. Tangs, wrasses, clowns, blennies, grammas, pipefish, etc.  

Broodstock Feeding Details
Food Types: Mixed seafood
Feeding Schedule: Lots, 4-5x/day

Spawning Details
Date of First Spawn: ~June 2009
Spawn Time of Day: Afternoon
Dates of Consecutive Spawns: Every 4-5 days, sometimes with breaks
Courtship Details: They shake their oversized fins at each other
Egg Size: Small, in the demersal size scale
Egg Color: Yellow/orange
Egg Count: Lots, hundreds to thousands

Hatch Details
Hatch Date: on the fourth day
Hatch Time of Day: after lights out
# Days after Spawn: 4
Larvae Description: Collected once with snagger. Not successful on run. See photo below. 


Larval Tank Details
Temperature:
Size of Larval Tank:
Substrate Details:
Other Tank Decor:
Filtration Details:
Lighting:
Lighting Cycle:
Water Changes:

Larval Feeding Details
Food Types:
Feeding Schedule:

Metamorphosis/Settlement
Date of Settlement Start:
Days after Hatch:
Date of Settlement End:
Description of Fry:

Grow-Out Tank Details
Temperature:
Size of Grow-Out Tank:
Substrate Details:
Other Tank Decor:
Filtration Details:
Lighting:
Lighting Cycle:
Water Changes:
Size at Transfer:
Age at Transfer

Grow-Out Feeding Details
Food Types:
Feeding Schedule:

Additional Information
Miscellaneous Information:



You will be required to provide photographic evidence in this thread of each event submitted for the MBI Program.
If your thread does not contain these photos the MBI Committee will not be able to approve your reports.

--Andy, the bucket man.
"Not to know the mandolin is to argue oneself unknown...." --Clara Lanza, 1886

A new spawn today, on the aquarium glass:




Here are some older photos:



Day 1:



@ 24 hours:



@ 48 hours:



@ 70 hours:



Fourth day:



A post mortem on the larvae:

--Andy, the bucket man.
"Not to know the mandolin is to argue oneself unknown...." --Clara Lanza, 1886

My gobies decided to put down some more eggs today:

--Andy, the bucket man.
"Not to know the mandolin is to argue oneself unknown...." --Clara Lanza, 1886

can we see a pic of the parents,,, I love the photos'

Sure. This is the two in the act of spawning:

--Andy, the bucket man.
"Not to know the mandolin is to argue oneself unknown...." --Clara Lanza, 1886

Nevermind.

--Andy, the bucket man.
"Not to know the mandolin is to argue oneself unknown...." --Clara Lanza, 1886

It's good that she isn't shy

Chad Penney - MBI Council
Agis quod Adis