What to Record
Pair identifiers (tag, photo, tank).
Spawn date, trigger used, water parameters before and during spawn.
Egg count estimate, hatch rate, week-one survival, week-four survival.
Any deformities noted and cull count.
Growth milestones (first flake, first color, first sellable).
Template Formats
Paper notebook works but is unsearchable.
Google Sheets with a tab per pair allows comparison across spawns and years.
Airtable or Notion for breeders managing 10+ pairs.
Review Rhythm
Weekly — update current grow-outs.
Monthly — compare survival rates across pairs. Flag underperformers.
Annually — identify breeding stock to retire and promote.