Spillmann, C.J. (1961) Faune de France : Poissons d'eau douce., pp. 303
| Species | Development state | Trait | Primary Data | Secondary Data | 
| Anguilla anguilla | Female | Age at sexual maturity | 10-18 | 14.0 year | 
| Anguilla anguilla | Female | Length at sexual maturity | 40-100 | 70.0 cm | 
| Anguilla anguilla | Male | Age at sexual maturity | 8-15 | 11.5 years | 
| Anguilla anguilla | Male | Length at sexual maturity | 20-50 | 35.0 cm | 
| Alosa alosa | Egg | Oocyte diameter | 1.5-2 | 1.75 mm | 
| Alosa alosa | Egg | Egg Buoyancy | Floats during a moment and then sinks to the bottom | Demersal | 
| Alosa alosa | Egg | Incubation time | 4-8 | 6.0 days | 
| Alosa alosa | Egg | Degree-days for incubation | 60-80 at 24°C | 70.0 °C * day | 
| Alosa alosa | Female | Relative fecundity | About 50 | 50.0 thousand eggs/kg | 
| Alosa alosa | Male | Male sexual dimorphism | None | Absent | 
| Alosa alosa | Spawning conditions | Spawning temperature | 22-24 [Optimum, but could start when the temperature reaches 14°C] | 23.0 °C | 
| Alosa alosa | Spawning conditions | Spawning water type | Rapid current | Flowing or turbulent water | 
| Alosa alosa | Spawning conditions | Spawning depth | Near the surface | No data | 
| Alosa alosa | Spawning conditions | Spawning substrate | Gravels and pebbles | Lithophils | 
| Alosa alosa | Spawning conditions | Nycthemeral period of oviposition | During the night | Night | 
| Alosa alosa | Spawning conditions | Spawning release | Several batches | Multiple | 
| Alosa alosa | Spawning conditions | Parity | Numerous exhausted spawners die after spawning | Semelparous | 
| Alosa alosa | Spawning conditions | Parental care | None | No care | 
| Alosa fallax | Egg | Oocyte diameter | 1.2-1.5 | 1.35 mm | 
| Alosa fallax | Egg | Egg Buoyancy | Sink to the bottom | Demersal | 
| Alosa fallax | Egg | Incubation time | 4-5 | 4.5 days | 
| Alosa fallax | Spawning conditions | Spawning season | May until end of June | ['May', 'June'] | 
| Alosa fallax | Spawning conditions | Spawning water type | With constant current | Flowing or turbulent water | 
| Alosa fallax | Spawning conditions | Spawning depth | Deep water [Depth not precised] | No data | 
| Alosa fallax | Spawning conditions | Nycthemeral period of oviposition | Night : between 10 p.m. and 2 a.m. | Night | 
| Alosa fallax | Spawning conditions | Spawning release | Free, several batches | Multiple | 
| Alosa fallax | Spawning conditions | Parental care | None | No care | 
| Barbatula barbatula | Egg | Oocyte diameter | About 1 | 1.0 mm | 
| Barbatula barbatula | Male | Male sexual dimorphism | The second ray of pectoral fin is enlarged and longer, the second and eigth rays are recovered by sharp tubercules | Absent | 
| Barbatula barbatula | Spawning conditions | Spawning season | April-May | ['April', 'May'] | 
| Barbatula barbatula | Spawning conditions | Spawning substrate | Gravels or aquatic plants | Lithophils | 
| Cobitis taenia | Egg | Oocyte diameter | About 1 | 1.0 mm | 
| Cobitis taenia | Male | Male sexual dimorphism | The second ray of the pectoral fin is enlarged, and at the base of the fin (Internal face) there is a bony process with a scale-spahe calle the Canestrini organ. Pectoral fin are relatively longer | Absent | 
| Cobitis taenia | Spawning conditions | Spawning season | End-April to June | ['April', 'May', 'June'] | 
| Cobitis taenia | Spawning conditions | Spawning substrate | Plants and stones | Phytophils | 
| Blicca bjoerkna | Egg | Oocyte diameter | 1-1.5 | 1.25 mm | 
| Blicca bjoerkna | Spawning conditions | Spawning season | June | ['June'] | 
| Abramis brama | Female | Relative fecundity | 30-40 | 35.0 thousand eggs/kg | 
| Abramis brama | Male | Male sexual dimorphism | Nuptial tubercules on head, fins, and sides. Colors become brighter | Present | 
| Abramis brama | Spawning conditions | Spawning season | May-June | ['May', 'June'] | 
| Abramis brama | Spawning conditions | Spawning water type | Near the shoreline | Stagnant water | 
| Abramis brama | Spawning conditions | Spawning depth | Near the surface | No data | 
| Abramis brama | Spawning conditions | Spawning substrate | On plants but also pebbles | Phytophils | 
| Abramis brama | Spawning conditions | Nycthemeral period of oviposition | Night | Night | 
| Alburnoides bipunctatus | Egg | Incubation time | About 10 | 10.0 days | 
| Alburnoides bipunctatus | Female | Female sexual dimorphism | Some females display nuptial tubercules | Present | 
| Alburnoides bipunctatus | Female | Absolute fecundity | About 2 | 2.0 thousand eggs | 
| Alburnoides bipunctatus | Male | Male sexual dimorphism | Nuptial tubercules, and longer paired fin | Present | 
| Alburnoides bipunctatus | Spawning conditions | Spawning season | April-June | ['April', 'June'] | 
| Alburnus alburnus | Egg | Oocyte diameter | 1.5 | 1.5 mm | 
| Alburnus alburnus | Egg | Incubation time | 14-21 | 17.5 days | 
| Alburnus alburnus | Larvae | Initial larval size | 2-4 | 3.0 mm | 
| Alburnus alburnus | Female | Absolute fecundity | 1-2 | 1.5 thousand eggs | 
| Alburnus alburnus | Male | Male sexual dimorphism | Nuptial tubercules on back and sides, and inferior fins are colored in orange at their base | Present | 
| Alburnus alburnus | Spawning conditions | Spawning season | April-June | ['April', 'June'] | 
| Alburnus alburnus | Spawning conditions | Spawning temperature | From 15 | 15.0 °C | 
| Alburnus alburnus | Spawning conditions | Spawning water type | Near the shoreline | Stagnant water | 
| Alburnus alburnus | Spawning conditions | Spawning substrate | Submerged plants and gravels | Lithophils | 
| Barbus barbus | Egg | Oocyte diameter | 1.5 | 1.5 mm | 
| Barbus barbus | Egg | Egg adhesiveness | Adhesive | Adhesive | 
| Barbus barbus | Egg | Incubation time | 7-14 | 10.5 days | 
| Barbus barbus | Male | Male sexual dimorphism | Nuptial tubercles on head on on three lines on the back | Present | 
| Barbus barbus | Spawning conditions | Spawning migration distance | Migration is present: sometimes 303 km in 37 days | 303.0 km | 
| Barbus barbus | Spawning conditions | Spawning season | End of April to Mid-June | ['April', 'May', 'June'] | 
| Barbus barbus | Spawning conditions | Spawning substrate | Lithophilous spawner, which lays eggs onto gravelly bottom | Lithophils | 
| Barbus barbus | Spawning conditions | Spawning release | 3-8000 eggs per female | No category | 
| Carassius auratus | Egg | Egg adhesiveness | Highly adhesive | Adhesive | 
| Carassius auratus | Egg | Incubation time | About 7 | 7.0 days | 
| Carassius auratus | Larvae | Temperature during larval development | Could tolerate 30 or more | 30.0 °C | 
| Carassius auratus | Female | Age at sexual maturity | 2 [In France, only if water display a temperature of 20 or more] | 2.0 year | 
| Carassius auratus | Male | Age at sexual maturity | 2 | 2.0 years | 
| Carassius auratus | Spawning conditions | Spawning temperature | 20-25 [In fish farm] | 22.5 °C | 
| Carassius auratus | Spawning conditions | Spawning substrate | Plants | Phytophils | 
| Carassius auratus | Spawning conditions | Spawning release | 3-4 spawnings in reared conditions | No category | 
| Carassius carassius | Male | Male sexual dimorphism | Nuptial tubercules on head and first rays of fins | Present | 
| Carassius carassius | Spawning conditions | Spawning season | June-July | ['June', 'July'] | 
| Chondrostoma nasus | Egg | Oocyte diameter | 1.5 | 1.5 mm | 
| Chondrostoma nasus | Egg | Egg Buoyancy | Demersal [Sink to the bottom] | Demersal | 
| Chondrostoma nasus | Egg | Egg adhesiveness | Stick to gravel | Adhesive | 
| Chondrostoma nasus | Egg | Incubation time | 14 | 14.0 days | 
| Chondrostoma nasus | Female | Female sexual dimorphism | Pigmentation is more pronounced | Present | 
| Chondrostoma nasus | Female | Absolute fecundity | 50-100 | 75.0 thousand eggs | 
| Chondrostoma nasus | Male | Male sexual dimorphism | Nuptial tubercles, the first ray of pectorals becomes thicker, pigmentation is more pronounced | Present | 
| Chondrostoma nasus | Spawning conditions | Spawning season | End of February to April | ['February', 'March', 'April'] | 
| Chondrostoma nasus | Spawning conditions | Spawning temperature | Above 11 | 11.0 °C | 
| Chondrostoma nasus | Spawning conditions | Spawning water type | Water with current | Flowing or turbulent water | 
| Chondrostoma nasus | Spawning conditions | Spawning substrate | Gravels | Lithophils | 
| Chondrostoma toxostoma | Egg | Incubation time | 12-15 | 13.5 days | 
| Chondrostoma toxostoma | Female | Absolute fecundity | 2.3-3.5 | 2.9 thousand eggs | 
| Chondrostoma toxostoma | Male | Male sexual dimorphism | Do not seem to display any bright color | Present | 
| Chondrostoma toxostoma | Spawning conditions | Spawning season | April | ['April'] | 
| Chondrostoma toxostoma | Spawning conditions | Spawning temperature | 13 | 13.0 °C | 
| Gobio gobio | Egg | Oocyte diameter | 2 [Not specified] | 2.0 mm | 
| Gobio gobio | Egg | Egg adhesiveness | Adhesive | Adhesive | 
| Gobio gobio | Egg | Incubation time | 14-28 | 21.0 days | 
| Gobio gobio | Female | Absolute fecundity | 1-3 | 2.0 thousand eggs | 
| Gobio gobio | Male | Male sexual dimorphism | During the spawning season, male bears nuptial tubercules | Present | 
| Gobio gobio | Spawning conditions | Spawning season | May-June | ['May', 'June'] | 
| Gobio gobio | Spawning conditions | Spawning water type | Water with some current | Flowing or turbulent water | 
| Gobio gobio | Spawning conditions | Spawning substrate | Plants or gravels | Lithophils | 
| Gobio gobio | Spawning conditions | Nycthemeral period of oviposition | Night | Night | 
| Gobio gobio | Spawning conditions | Spawning release | By batches | Multiple | 
| Leuciscus idus | Egg | Egg size after water-hardening | 2.5 | 2.5 mm | 
| Leuciscus idus | Female | Absolute fecundity | About 100 | 100.0 thousand eggs | 
| Leuciscus idus | Spawning conditions | Spawning season | Spring | ['April', 'May', 'June'] | 
| Leuciscus idus | Spawning conditions | Spawning substrate | Plants or sandy grounds | Phytophils | 
| Leuciscus leuciscus | Egg | Oocyte diameter | 1.5 | 1.5 mm | 
| Leuciscus leuciscus | Egg | Egg Buoyancy | Demersal | Demersal | 
| Leuciscus leuciscus | Egg | Egg adhesiveness | Stick to gravel | Adhesive | 
| Leuciscus leuciscus | Egg | Incubation time | 25 | 25.0 days | 
| Leuciscus leuciscus | Egg | Temperature for incubation | 13 | 13.0 °C | 
| Leuciscus leuciscus | Egg | Degree-days for incubation | 325 [25 days at 13°C] | 325.0 °C * day | 
| Leuciscus leuciscus | Larvae | Initial larval size | 7.5 | 7.5 mm | 
| Leuciscus leuciscus | Female | Absolute fecundity | 15-30 | 22.5 thousand eggs | 
| Leuciscus leuciscus | Male | Male sexual dimorphism | Bears whitish nuptial tubercules on snout, head, cheeks, opercules, sides and belly. Pectoral fin are longer in male than female | Present | 
| Leuciscus leuciscus | Spawning conditions | Spawning migration distance | Short migration | No data | 
| Leuciscus leuciscus | Spawning conditions | Homing | Spawning areas are not fixed | Present | 
| Leuciscus leuciscus | Spawning conditions | Spawning season | February until May | ['February', 'March', 'April', 'May'] | 
| Leuciscus leuciscus | Spawning conditions | Spawning period duration | 4-5 [Southern populations from 10 February to 24 March] | 4.5 weeks | 
| Leuciscus leuciscus | Spawning conditions | Spawning water type | Water with current | Flowing or turbulent water | 
| Leuciscus leuciscus | Spawning conditions | Nycthemeral period of oviposition | Night | Night | 
| Phoxinus phoxinus | Egg | Oocyte diameter | 1-1.5 | 1.25 mm | 
| Phoxinus phoxinus | Egg | Egg adhesiveness | Adhesive | Adhesive | 
| Phoxinus phoxinus | Egg | Incubation time | 6 | 6.0 days | 
| Phoxinus phoxinus | Larvae | Initial larval size | 2-5 | 3.5 mm | 
| Phoxinus phoxinus | Female | Age at sexual maturity | 2-3 | 2.5 year | 
| Phoxinus phoxinus | Female | Female sexual dimorphism | Bright colors | Absent | 
| Phoxinus phoxinus | Female | Absolute fecundity | 1 | 1.0 thousand eggs | 
| Phoxinus phoxinus | Male | Age at sexual maturity | 2 | 2.0 years | 
| Phoxinus phoxinus | Male | Male sexual dimorphism | Bear nuptial tubercules on head, and bright colours | Present | 
| Phoxinus phoxinus | Spawning conditions | Spawning migration distance | Short migrations | No data | 
| Phoxinus phoxinus | Spawning conditions | Spawning season | May-June | ['May', 'June'] | 
| Phoxinus phoxinus | Spawning conditions | Spawning depth | Shallow waters | No data | 
| Phoxinus phoxinus | Spawning conditions | Spawning substrate | Pebbles and gravels | Lithophils | 
| Rutilus rutilus | Egg | Oocyte diameter | 1-1.5 | 1.25 mm | 
| Rutilus rutilus | Egg | Incubation time | 8-15 | 11.5 days | 
| Rutilus rutilus | Female | Absolute fecundity | 20-100 | 60.0 thousand eggs | 
| Rutilus rutilus | Male | Male sexual dimorphism | Nuptial tubercules on head, snout, sides of the head, fins | Present | 
| Rutilus rutilus | Spawning conditions | Spawning season | April | ['April'] | 
| Rutilus rutilus | Spawning conditions | Spawning period duration | Short period, all individuals spawn together | No data | 
| Rutilus rutilus | Spawning conditions | Spawning temperature | Above 15 | 15.0 °C | 
| Scardinius erythrophthalmus | Egg | Oocyte diameter | 1 | 1.0 mm | 
| Scardinius erythrophthalmus | Egg | Incubation time | 8-15 | 11.5 days | 
| Scardinius erythrophthalmus | Female | Absolute fecundity | 100 | 100.0 thousand eggs | 
| Scardinius erythrophthalmus | Male | Male sexual dimorphism | Nuptial tubercules on head and back | Present | 
| Scardinius erythrophthalmus | Spawning conditions | Spawning season | April-May | ['April', 'May'] | 
| Scardinius erythrophthalmus | Spawning conditions | Spawning period duration | Quite long period | No data | 
| Scardinius erythrophthalmus | Spawning conditions | Spawning temperature | 18-27 | 22.5 °C | 
| Scardinius erythrophthalmus | Spawning conditions | Spawning substrate | Aquatic plants | Phytophils | 
| Scardinius erythrophthalmus | Spawning conditions | Spawning release | Fractionnal spawner | No category | 
| Tinca tinca | Egg | Oocyte diameter | <1 | 1.0 mm | 
| Tinca tinca | Egg | Egg adhesiveness | Adhesive | Adhesive | 
| Tinca tinca | Egg | Incubation time | 6-8 [Depending on the temperature] | 7.0 days | 
| Tinca tinca | Female | Female sexual dimorphism | No | Absent | 
| Tinca tinca | Female | Absolute fecundity | 300 (Female of one pound) | 300.0 thousand eggs | 
| Tinca tinca | Male | Male sexual dimorphism | Two lateral thickning sysmetric of the muscle wall, located just behind and above the insertion of the pelvic fin | Absent | 
| Tinca tinca | Spawning conditions | Spawning season | May-July (sometimes in August) | ['May', 'June', 'July', 'August'] | 
| Tinca tinca | Spawning conditions | Spawning temperature | 18-26 | 22.0 °C | 
| Tinca tinca | Spawning conditions | Spawning substrate | Aquatic plants | Phytophils | 
| Tinca tinca | Spawning conditions | Spawning release | Multiple spawning | Multiple | 
| Esox lucius | Egg | Oocyte diameter | 2-2.5 [Not specified] | 2.25 mm | 
| Esox lucius | Egg | Egg adhesiveness | Adhesive | Adhesive | 
| Esox lucius | Egg | Incubation time | 10-12 | 11.0 days | 
| Esox lucius | Egg | Temperature for incubation | 10 | 10.0 °C | 
| Esox lucius | Larvae | Initial larval size | 8 | 8.0 mm | 
| Esox lucius | Female | Relative fecundity | 30 | 30.0 thousand eggs/kg | 
| Esox lucius | Spawning conditions | Spawning season | End of February in South, until April in North of France | ['February', 'April'] | 
| Esox lucius | Spawning conditions | Spawning temperature | 7-10 | 8.5 °C | 
| Esox lucius | Spawning conditions | Spawning water type | Calm waters near the shoreline | Stagnant water | 
| Esox lucius | Spawning conditions | Spawning substrate | Aquatic plants | Phytophils | 
| Esox lucius | Spawning conditions | Nycthemeral period of oviposition | Early in the morning | Day | 
| Esox lucius | Spawning conditions | Mating system | By pair, or by small groups of 1 female and 2-3 males | Monogamy | 
| Lota lota | Egg | Oocyte diameter | Slightly above 1 | 1.0 mm | 
| Lota lota | Egg | Egg adhesiveness | Not sticky, free on the ground | Non-Adhesive | 
| Lota lota | Egg | Degree-days for incubation | 200 | 200.0 °C * day | 
| Lota lota | Female | Relative fecundity | 1000 | 1000.0 thousand eggs/kg | 
| Lota lota | Spawning conditions | Spawning season | During winter [February in France] | ['January', 'February', 'March'] | 
| Lota lota | Spawning conditions | Spawning temperature | 5-10 | 7.5 °C | 
| Lota lota | Spawning conditions | Spawning depth | Sometimes quite deep in lakes | No data | 
| Lota lota | Spawning conditions | Spawning substrate | Clear gravels | Lithophils | 
| Lepomis gibbosus | Egg | Oocyte diameter | 1.5 | 1.5 mm | 
| Lepomis gibbosus | Egg | Egg adhesiveness | Adhesive [Stick to the substrate] | Adhesive | 
| Lepomis gibbosus | Female | Absolute fecundity | Several thousands | No data | 
| Lepomis gibbosus | Spawning conditions | Spawning season | May-June | ['May', 'June'] | 
| Lepomis gibbosus | Spawning conditions | Spawning substrate | Sand | Psammophils | 
| Lepomis gibbosus | Spawning conditions | Mating system | Several female may mate in the same nest | No category | 
| Lepomis gibbosus | Spawning conditions | Spawning release | Eggs are deposited in clusters in the center of the nest | Fractional | 
| Lepomis gibbosus | Spawning conditions | Parental care | Spawn is guarded by male | Male parental care | 
| Micropterus salmoides | Egg | Oocyte diameter | 1.45-1.5 | 1.48 mm | 
| Micropterus salmoides | Egg | Egg adhesiveness | Eggs are adhesive | Adhesive | 
| Micropterus salmoides | Egg | Incubation time | 5-6 at 17°C | 5.5 days | 
| Micropterus salmoides | Egg | Degree-days for incubation | 85-105 | 95.0 °C * day | 
| Micropterus salmoides | Larvae | Initial larval size | 2.3 | 2.3 mm | 
| Micropterus salmoides | Larvae | Larvae behaviour | Remain in the nest during 2-3 month, and than leave the nest but stay together during 2-3 months | Demersal | 
| Micropterus salmoides | Female | Absolute fecundity | 2-3 [about 1/8 of female weight] | 2.5 thousand eggs | 
| Micropterus salmoides | Spawning conditions | Spawning season | Mid-April until end of May | ['April', 'May'] | 
| Micropterus salmoides | Spawning conditions | Spawning temperature | 16-18 | 17.0 °C | 
| Micropterus salmoides | Spawning conditions | Spawning water type | Calm waters | No category | 
| Micropterus salmoides | Spawning conditions | Spawning depth | Nest are constructed mainly in shallow waters (45-80cm) | 62.5 m | 
| Micropterus salmoides | Spawning conditions | Spawning site preparation | Male construct a nest | No category | 
| Micropterus salmoides | Spawning conditions | Mating system | By pair | Monogamy | 
| Micropterus salmoides | Spawning conditions | Parental care | The spawning is guarded by the male and larvae are also guarded during 3 to 4 weeks after the hatching. | Male parental care | 
| Gymnocephalus cernua | Egg | Oocyte diameter | 1 | 1.0 mm | 
| Gymnocephalus cernua | Egg | Egg adhesiveness | Sticky | Adhesive | 
| Gymnocephalus cernua | Egg | Incubation time | About 10 | 10.0 days | 
| Gymnocephalus cernua | Larvae | Initial larval size | 3 | 3.0 mm | 
| Gymnocephalus cernua | Female | Absolute fecundity | 100-150 | 125.0 thousand eggs | 
| Gymnocephalus cernua | Spawning conditions | Spawning season | March to May | ['March', 'April', 'May'] | 
| Gymnocephalus cernua | Spawning conditions | Spawning release | Eggs are extruted in long adhesive and 'accordion folded' strands like perch ??? | No category | 
| Perca fluviatilis | Egg | Oocyte diameter | 1.5-2.0 [Not precised] | 1.75 mm | 
| Perca fluviatilis | Egg | Incubation time | 8 at 13°C | 8.0 days | 
| Perca fluviatilis | Egg | Degree-days for incubation | 104 | 104.0 °C * day | 
| Perca fluviatilis | Larvae | Full yolk-sac resorption | 105 | 105.0 °C * day | 
| Perca fluviatilis | Spawning conditions | Spawning season | March until May | ['March', 'April', 'May'] | 
| Perca fluviatilis | Spawning conditions | Spawning temperature | 13-14 | 13.5 °C | 
| Sander lucioperca | Egg | Oocyte diameter | 1.5 [Not specified] | 1.5 mm | 
| Sander lucioperca | Egg | Incubation time | 10-16 | 13.0 days | 
| Sander lucioperca | Egg | Temperature for incubation | 12-15 | 13.5 °C | 
| Sander lucioperca | Egg | Degree-days for incubation | About 120-150 [i.e. 10-16 days at 12-15°C] | 135.0 °C * day | 
| Sander lucioperca | Larvae | Initial larval size | 3.5 | 3.5 mm | 
| Sander lucioperca | Female | Female sexual dimorphism | During the spawning season, female display a white belly compared to male | Present | 
| Sander lucioperca | Female | Relative fecundity | About 200 | 200.0 thousand eggs/kg | 
| Sander lucioperca | Spawning conditions | Spawning season | April-June | ['April', 'June'] | 
| Sander lucioperca | Spawning conditions | Spawning temperature | About 15 | 15.0 °C | 
| Sander lucioperca | Spawning conditions | Spawning depth | Quite deep | No data | 
| Sander lucioperca | Spawning conditions | Spawning substrate | Sand or gravel | Lithophils | 
| Sander lucioperca | Spawning conditions | Parental care | The spawning is guarded | Biparental care | 
| Salvelinus alpinus | Egg | Oocyte diameter | 4-4.5 | 4.25 mm | 
| Salvelinus alpinus | Larvae | Initial larval size | 15 | 15.0 mm | 
| Salvelinus alpinus | Female | Relative fecundity | About 1 | 1.0 thousand eggs/kg | 
| Salvelinus alpinus | Male | Male sexual dimorphism | Bright colors on sides and pair and impair fins | Present | 
| Cottus gobio | Egg | Oocyte diameter | 2.5 | 2.5 mm | 
| Cottus gobio | Egg | Incubation time | 30 | 30.0 days | 
| Cottus gobio | Egg | Temperature for incubation | 11 | 11.0 °C | 
| Cottus gobio | Egg | Degree-days for incubation | About 300 [i.e. 30 days at 11°C] | 300.0 °C * day | 
| Cottus gobio | Larvae | Initial larval size | 7.5 | 7.5 mm | 
| Cottus gobio | Larvae | Full yolk-sac resorption | The resorbtion of yolk requires 275 °D | 275.0 °C * day | 
| Cottus gobio | Spawning conditions | Spawning season | March-April | ['March', 'April'] | 
| Cottus gobio | Spawning conditions | Spawning release | 100 to 500 eggs by spawning | No category | 
| Cottus gobio | Spawning conditions | Parental care | Male guards the nest | Male parental care | 
| Misgurnus fossilis | Larvae | Reaction to light | 1.5 Reaction to light | Photopositive |