No detailed citation.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Scardinius erythrophthalmus | Egg | Oocyte diameter | 1 [Not specified] | 1.0 mm |
| Scardinius erythrophthalmus | Female | Age at sexual maturity | Females generally mature at age 2 | 2.0 year |
| Scardinius erythrophthalmus | Female | Length at sexual maturity | Females as small as 69 mm contained mature eggs | 69.0 cm |
| Scardinius erythrophthalmus | Female | Weight at sexual maturity | Females as small as 3.4 g mm contained mature eggs | 3.4 kg |
| Scardinius erythrophthalmus | Female | Absolute fecundity | 1-100 [In Auckland ponds, rudd ranging in weight from about 5 g to 90 g had means of between 1000 to 40 000 eggs per female] | 50.5 thousand eggs |
| Scardinius erythrophthalmus | Male | Age at sexual maturity | Male generally mature at age 1 | 1.0 years |
| Scardinius erythrophthalmus | Male | Length at sexual maturity | > 60 mm fork length for males | 60.0 cm |
| Scardinius erythrophthalmus | Spawning conditions | Spawning migration distance | Spawning adults move inshore | No data |
| Scardinius erythrophthalmus | Spawning conditions | Spawning season | Spawn in pring and summer | ['July', 'August', 'September'] |
| Scardinius erythrophthalmus | Spawning conditions | Spawning temperature | Water exceeds 18 | 18.0 °C |
| Scardinius erythrophthalmus | Spawning conditions | Spawning depth | Move inshore | No data |
| Scardinius erythrophthalmus | Spawning conditions | Spawning substrate | Deposit their eggs amonst vegetation | Phytophils |
| Scardinius erythrophthalmus | Spawning conditions | Spawning site preparation | Deposit their eggs | No category |