Female - Onset of oogenesis



Species Primary Data Secondary Data References
Anguilla anguilla Only after the fish begin their migration does further growth and development of gonads and oocytes take place, GSI at about 1.0-1.6 No data Bezdenezhinykh and Petukhov, 1982
Aphanius iberus March-April ['April', 'March'] Vargas and De Sostoa, 1997
Aphanius iberus January-February ['February', 'January'] Fernandez-Delgado, 1988
Valencia hispanica January-February ['February', 'January'] Caiola, 2001
Barbatula barbatula After autumn the GSI was 1.6 ± 0.24%, lower than that in the spring ['April', 'May', 'December', 'June', 'October', 'November'] Skryabin, 1993
Barbatula barbatula The GSI remained low during July and early August and increased thereafter ['August', 'July'] Saat, 2003
Barbatula barbatula Between September and February GSI lies between 5 and 10% ['February', 'September'] Smyly, 1955
Cobitis taenia Futher elaboration occured in September and December ['December', 'September'] Robotham, 1981
Cobitis taenia Based on graph, could be in November-December ['November', 'December'] Marconato and Rasotto, 1989
Cobitis taenia In late July GSI decline rapidly to 3-6%. From this month a phase of relative quiescence in gonad development follows proceeding until the next spring ['April', 'May', 'July', 'June'] Vaino and Saat, 2003
Cobitis paludica December-January ['January', 'December'] Oliva-Paterna, 2002
Blicca bjoerkna August-September ['August', 'September'] Hansen, 1980
Blicca bjoerkna The intensity of ovogenesis began to increase in August and September. […] Based on our investigations the GSI value is about 4.5% at the end of September, which can clearly be explained by oocytes entering the stage of cortical alveoli ['August', 'September'] Lefler, 2008
Abramis brama In autumn when water temperature drops below 12-10°C, part of oocytes enters further meiosis stages, and vacuolization commences in the cytoplams - stage III of ovaries endogenous vitellogenesis ['October', 'November', 'December'] Brylinska and Boron, 2004
Abramis brama From August onwards there is a constant increase in the coefficient ['August'] Kompowski, 1982
Abramis brama Vitellogenesis in the bream ovaries commenced in August in both lakes ['August'] Kopiejewska, 1989
Alburnoides bipunctatus Increase regularly from September to February, from 2.5 [n=5] in August to 9 [n=2] in February ['February', 'August', 'September'] Yildirim, 1999
Alburnoides bipunctatus In September, the mean diameter of oocytes increased by 0.28 mm compared to the previous month but is remained more-less constant in the subsequent period (October, November, December). However, the formation of the gap in oocyte size-distribution was first observable in December ['October', 'November', 'December', 'September'] Polacik and Kovac, 2006
Aristichthys nobilis In autumn and early spring gonads were at III stage of maturation ['April', 'May', 'December', 'June', 'October', 'November'] Makeyeva, 1996
Aspius aspius Beginning of September and continue to increase regularly in the winter period (December-February) ['March', 'January', 'September', 'December', 'February'] Shikhshabekov, 1979
Aspius aspius During the fall from September to November, the average GSI value rose sharply to a level close to that seen in the pre-spawning period ['November', 'September'] Kompowski et Neja, 2004
Aspius aspius The maturation of gonads is synchronous and complete in the previous autumn ['October', 'November', 'December'] Fredrich, 2003
Barbus barbus New increase in the gonad weight is noted from September, especially in females ['September'] Lobon-Cervia and Fernandez-Delgado, 1984
Barbus barbus Data collected in the orfe and nase show that the transition of oocytes in the stage of primary growth into the stage of cortical alveoli takes place in July-August and vitellogenesis already starts in August-September. Thus the formation of cortical alveoli is intensive in the second half of summer and is terminated at the end of October. Vitellogenesis starts at the end of summer and lasts until the beginning of spawning season ['October', 'August', 'July', 'September'] Lefler, 2008
Carassius auratus December [GSI increased slowly from December to February, from 3.9 ±0.7 to 5.2 ± 1.0) ['February', 'December'] Kagawa, 1983
Carassius auratus GSI gradually increased from August to February (From 2.0 ±0.2 to 3.7 ±0.5) ['February', 'August'] Kobayashi, 1986
Carassius auratus Females commence vitellogenesis during winter ['February', 'March', 'January'] Kobayashi, 2002
Chondrostoma nasus Sexual maturation starts in Autumn and ends in March ['March'] Bruslé and Quignard, 2001
Chondrostoma nasus Data collected in the orfe and nase show that the transition of oocytes in the stage of primary growth into the stage of cortical alveoli takes place in July-August and vitellogenesis already starts in August-September. Thus the formation of cortical alveoli is intensive in the second half of summer and is terminated at the end of October. Vitellogenesis starts at the end of summer and lasts until the beginning of spawning season ['October', 'August', 'July', 'September'] Lefler, 2008
Ctenopharyngodon idella The gonads pass the winter in early maturity stages, develop to intermediate level during spring, and quickly reach final maturatrion just prior to spawning in June and July ['April', 'March', 'January', 'May', 'June', 'July', 'February'] Shireman and Smith, 1983
Cyprinus carpio GSI increased gradually from August until February ['February', 'August'] Yaron and Levavi-Zermonsky, 1986
Cyprinus carpio June-July ['June', 'July'] Bieniarz, 1978
Cyprinus carpio October ['October'] Crivelli, 1981
Cyprinus carpio January [In Australia] ['January'] Smith and Walker, 2004
Cyprinus carpio GSI increase from 1.7 +/- 0.4 in September 28 to 6.2 +/- 1.1 in November 12 for big-belly and 0.4 +/-0.1 to 1.1 +/- 0.2 for Gold in Israel ['November', 'September'] Hulata, 1974
Gobio gobio Mid-October [Greatly decreased between November to April] ['April', 'October', 'November'] Kestemont, 1987
Gobio gobio October to March slight increase from 3 to 4.59 ['October', 'March'] Rinchard, 1993
Gobio gobio Increase in October ['October'] Mann, 1980
Gobio gobio In October, all fishes were at the same stage of development and only contained stage 1 and 2 ooctyes. Stage 3, reached in November, continued until April as the most advanced stage. ['April', 'October', 'November'] Kestemont, 1990
Leuciscus cephalus After August the gonads begin to develop and the values of GSI again start to increase gradually until November ['August', 'November'] Kalkan, 2005
Leuciscus cephalus The redevelopment of gonads did not begin until September ['September'] Mann, 1976
Leuciscus cephalus After August, GSI increase up to 3 during the winter than remain constant until March ['February', 'August', 'March', 'January'] Unlu and Balci, 1993
Leuciscus cephalus Ovary development began in December [Yet on the GSI curve, slight increase of GSI in September-October] ['October', 'December', 'September'] Sasi, 2003
Leuciscus cephalus November ['November'] Poncin, 1989
Leuciscus cephalus Weight of gonads increase after September ['September'] Zelepien, 1997
Leuciscus cephalus After August, the gonads began to develop and the values of GSI again started to increase gradually until November ['August', 'November'] Ünver, 1998
Leuciscus cephalus In females in both years of this study, gonad development started in December ['December'] Erdogan, 2002
Leuciscus idus Maturation of gonads is synchrnous and complete in the previous autumn ['October', 'November', 'December'] Fredrich, 2003
Leuciscus idus Ovaries start developing in June ['June'] Witkowski, 1997
Leuciscus idus Data collected in the orfe and nase show that the transition of oocytes in the stage of primary growth into the stage of cortical alveoli takes place in July-August and vitellogenesis already starts in August-September ['August', 'July', 'September'] Lefler, 2008
Leuciscus leuciscus Elaboration of gonad tissue was not significant until August/September, from which time devolpment continued through winter months ['March', 'January', 'September', 'August', 'February'] Mann, 1974
Leuciscus leuciscus Maturation of gonads is synchronous and complete in the previous autumn ['October', 'November', 'December'] Fredrich, 2003
Phoxinus phoxinus October, slight increase then remains constant until february ['October'] Mills, 1987
Phoxinus phoxinus The GSI rises somewhat in autumn but remains static throughout the winter ['March', 'January', 'December', 'February', 'October', 'November'] Scott, 1979
Phoxinus phoxinus During late September and early October there is a considerable increase to about nine times the original volume in case of the ovary and bout three times in the cases of the testes. The volume thus attained remains fairly consistent throughout the winter ['March', 'January', 'September', 'February', 'October'] Frost, 1943
Phoxinus phoxinus September ['September'] Mills and Eloranta, 1985
Rutilus rutilus Starts in september and October ['October'] Rinchard, 1996
Rutilus rutilus Starts in September and then increase regularly until May ['May', 'September'] Mann, 1973
Rutilus rutilus Vitellogenesis starts in September and proceeds up to spawning ['September'] Kopiejewska, 2003
Rutilus rutilus September-October, increase in GSI (Graph) ['October', 'September'] Tarkan, 2006
Rutilus rutilus Maturation of gonads is synchronous and complete in the previous autumn ['October', 'November', 'December'] Fredrich, 2003
Rutilus rutilus Developed quickly during the autumn, in September. Ovary development proceeded slowly during the winter, increased by 3 in the period from December to February [Roach belong to a group of temperate zone cyprinids that initiates gonad develoment while the temperature and photoperiod are decreasing in autumn. Ovarian development begins in early autum, and then vitellogenesis proceeds slowly throughout winter with the final maturation stages of oocytes and spawning occuring in spring or early winter] Could indicate that the lowest temperature at which roach ovary development occurs is close to 3°C ['April', 'March', 'January', 'May', 'September', 'December', 'June', 'February', 'October', 'November'] Gillet and Quétin, 2006
Rutilus rutilus Eggs for next spring start to develop already in July ['April', 'May', 'July', 'June'] Noges and Järvet, 2005
Scardinius erythrophthalmus September (Ovaries are in the state III from October toApril) ['April', 'October', 'September'] Shikhshabekov, 1979
Scardinius erythrophthalmus September-October, slight increase (from graph) ['October', 'September'] Tarkan, 2006
Tinca tinca The onset of pre-spawning in April [Until February 25. all the fish were in previtellogenensis] ['February', 'April'] Breton, 1980
Tinca tinca August already at 2% ['August'] Yilmaz, 2002
Tinca tinca March [Vittellogenesis is slowly stimulated from mid-february to the end of April, by increasing temperature, but not exceeding 16-17°C] ['April', 'March'] Linhart and Billard, 1995
Tinca tinca September-October ['October', 'September'] Alas and Solak, 2004
Tinca tinca Vitellogenesis begins at the end of winter ['February', 'March', 'January'] Gillet and Quétin, 2006
Tinca tinca Vitellogenesis commenced in May. Its beginning was determined by water temperature (>10°C) ['May'] Pimpicka, 1989
Tinca tinca After spawning, in Ocotber slight increase from 3 to 5% No data Kubu and Kouril, 1985
Vimba vimba October (already at stage III in November, in which they remained the entire winter ['March', 'January', 'February', 'October', 'November'] Shikhshabekov, 1979
Vimba vimba November ['November'] Hliwa, 2002
Gambusia affinis April ['April'] Koya, 1998
Esox lucius July-August ['August', 'July'] Souchon, 1983
Esox lucius July-August ['August', 'July'] Billard, 1996
Esox lucius August-September ['August', 'September'] Lenhardt, 1992
Esox lucius The sudden enlargement of ooctytes begins in August and is particularly intensive during September, October and November ['October', 'August', 'November', 'September'] Lenhardt and Cakic, 2002
Esox lucius August-September ['August', 'September'] Treasurer, 1990
Esox lucius Gonad growth began in August, testicular growth was completed by september ['August'] Diana and Mackay, 1979
Esox lucius August-September ['August', 'September'] June, 1977
Lota lota July [Increase from July to November] ['November', 'July'] Brylinska, 2002
Lota lota August ['August'] Pulliainen and Korhonen, 1990
Lota lota The onset of ovarian recrudescence was first evident in early June ['June'] June, 1977
Gasterosteus aculeatus February ['February'] Copp, 2002
Gasterosteus aculeatus September-October: A period of slow increase over the autumn and the winter ['March', 'January', 'September', 'December', 'February', 'October', 'November'] Wootton, 1978
Gasterosteus aculeatus Slight increase in October-November [Relative ovarian weights are low in autum and early spring] ['April', 'May', 'June', 'October', 'November'] Borg and Van Veen, 1982
Gasterosteus aculeatus September-October, based on Fig. 5b ['October', 'September'] Sokolowska and Sokolowska, 2006
Pungitius pungitius Based on GSI graph, slight increase between November to February ['February', 'November'] Copp, 2002
Pungitius pungitius Based on GSI graph, slight increase between August and September and another between November and December ['August', 'November', 'December', 'September'] Sokolowska and Skora, 2002
Lepomis gibbosus From January to early May, 1972, the gonads of both sex remained small. The ovaries begin to increase in size during late and early June. The GSI of both sex remained low from August through the fall and winter. Therefore it appears that the first sign of recrudescence in both males and females occured during late May in 1972 ['March', 'January', 'May', 'August', 'June', 'February'] Burns, 1976
Lepomis gibbosus March-April ['April', 'March'] Copp, 2002
Micropterus salmoides Gonadal recrudescence for the following spawning period was observed from November through December, as GSI increased significantly ['November', 'December'] Rosenblum, 1994
Micropterus salmoides Recrudescence commenced in September-October ['October', 'September'] Bennett and Gibbons, 1975
Micropterus salmoides The average increase of GSI was extremely weak from November to February ['February', 'November'] Martin, 1997
Micropterus salmoides March ['March'] Beamish, 2005
Dicentrarchus labrax October-November ['October', 'November'] Prat, 1990
Dicentrarchus labrax December [At Arcachon, France] ['December'] Zohar, 1984
Dicentrarchus labrax October-November [In Arcachon, France], September [In Sète, France], October [Tunisia] ['October', 'November', 'September'] Barnabé, 1980
Dicentrarchus labrax In control fish group exogeneous vitellogenesis began in early November ['November'] Carillo, 1989
Dicentrarchus labrax Recruitment of primary oocytes into secondary (vitellogenic) growth, continues through August and September, by the end of which time the ovaries have reacehd maturity stage III. From mid-October, oocyte development starts to accelerate. ['October', 'August', 'September'] Mayer, 1990
Morone americana Mature-Developing. Ovaries enlarging, becoming yellowish in color and granular in consistency, full of developing eggs that can be distinguished by direct observations. Diameters range from 0.30-0.70 mm: from July to February ['February', 'July'] Mansuetti, 1961
Morone americana The first significant rise from basal summer occur in November then regularly increase until March ['March', 'September', 'August', 'July', 'November'] Jackson and Sullivan, 1995
Morone chrysops Onset of vitellogenesis in October ['October'] Jackson and Sullivan, 1995
Morone chrysops Beginning of October increase in GSI [Recruitment ova began to develop in late august,a bout 9 months before the spawning season] ['October'] Ruelle, 1977
Morone chrysops Initiation of vitellogenesis in October ['October'] Berlinsky, 1995
Morone chrysops End of September ['September'] June, 1977
Morone saxatilis Vitellogenesis may be initiated as early as late-September, but this could vary ['September'] Sullivan, 1997
Morone saxatilis Vitellogenic from late October. E2 and T levels covaried in females and were low in summer, increased by late October to intermediate levels maintained until January, and increased again to maximum values observed just prior to the spawning season. ['January', 'September', 'August', 'July', 'October'] Woods III and Sullivan, 1993
Morone saxatilis Differentiation of females was more accurate from October to May, when maximum ovarian diameters exceeded 16 mm ['October', 'May'] Blythe, 1994
Morone saxatilis In October and November of the third year, SG-I oocytes became more numerous. By December, 50% of the fish contained two populations of oocytes in captive maturing females ['October', 'November', 'December'] Holland, 2000
Morone saxatilis Significant oocyte (follicle) growth was detected in females from all treatment groups around the time of the autumnal equinox, on or between experimental days 106-139 ['October', 'November', 'December'] Clark, 2005
Gymnocephalus cernuus Oocytes mature in 165 days in winter and 30 days during summer ['March', 'January', 'September', 'August', 'July', 'February'] Ogle, 1998
Gymnocephalus cernuus Between September and March, gonad weight increases slowly ['March', 'September'] Kovac, 1998
Gymnocephalus cernuus September slight increase ['September'] Leino and McCormick, 1997
Gymnocephalus cernuus In September, most females (64.1%) had ovaries at stage 2. No stage 4 gonads were found at that time ['September'] Neja, 1988
Perca flavescens Active growth of ova starts in early september and formation of yolk in November ['November'] Dabrowski, 1996
Perca flavescens Oocyte growth during fall through winter ['February', 'March', 'January'] Heidinger and Kayes, 1986
Perca flavescens Mid-August until end of September ['August', 'September'] Malservisi and Magnin, 1968
Perca flavescens Late August until immediately before spawning, increase gradually ['August'] Hayes and Taylor, 1994
Perca flavescens Rapid increase of oocyte diameter from late July to November-December ['November', 'December', 'July'] Kestemont and Mélard, 2000
Perca flavescens In September, ovarian weights began to increase again and reached 4-5% of body weight for all age classes by mid-November, when the study was terminated ['November', 'September'] Brazo, 1975
Perca flavescens Began increasing in August and then increased siginificantly from October through March ['October', 'August', 'March'] Tansichuk and Mackay, 1989
Perca flavescens September ['September'] June, 1977
Perca flavescens Rapid gonadal development in September and October ['October', 'September'] Jansen,1996
Perca fluviatilis August and then increase proceeds regulalry through the winter and spring till the spawing time in May ['April', 'March', 'January', 'May', 'August', 'June', 'February'] Le Cren, 1951
Perca fluviatilis GSI rise steadily in August ['August'] Treasurer and Holliday, 1981
Perca fluviatilis August-September, then increase gradually until mid-March ['August', 'March', 'September'] Sulistyo,1998
Perca fluviatilis Rapid increase of oocyte diameter from late July to November-December ['November', 'December', 'July'] Kestemont and Mélard, 2000
Perca fluviatilis The development of ovocytes starts in August, and vitellogenesis starts in September ['August', 'September'] Bruslé and Quignard, 2001
Perca fluviatilis GSI increased from the onset of oogenesis at the end of July. The onsey of oogenesis coincided with a steady decline in water temperatures from the end of July, with the oocytes continously developing throughout the winter until a rapid increase in water temperature at the beginning of May, triigerered the spanwing. ['March', 'January', 'May', 'July', 'February'] Noaksson, 2004
Sander lucioperca From September to December, pre-maturation of gonads ['December', 'September'] Poulet, 2004
Sander lucioperca In the Northern hemisphere, gametogenesis is initiated in August-September when both temperature and photoperiod are decreasing. Gametes are synthesized during autumn, winter and spring ['April', 'March', 'January', 'May', 'September', 'August', 'December', 'June', 'February', 'October', 'November'] Wang, 2009
Sander vitreus September [In October the GSI is already 4.7%] ['October', 'September'] Colby, 1979
Sander vitreus October [7.6% in November] ['October', 'November'] Malison, 1994
Sander vitreus By Mid-summer, yolky vesicles are observed in most of the oocytes, and GIS rises rapidly during autum ['August', 'July', 'September'] Kestemont and Mélard, 2000
Sander vitreus August, mostly in September ['August', 'September'] Henderson, 1996
Sander vitreus Beginning of September ['September'] June, 1977
Coregonus lavaretus July ['July'] Fuller, 1976
Coregonus lavaretus July (?) ['July'] Heese, 1990
Coregonus albula May-June ['May', 'June'] Demska-Zakes and Dlugosz, 1995
Coregonus albula May-June to July, slight increase of GSI ['May', 'July', 'June'] Lahti and Muje, 1991
Coregonus albula Developped slowly from spring to the end of June (Maturation stage III: compressing and stretching phase) for the nominate form. For deepwater form, in summer and autumn, gonads mature very slowly, just passing maturation stages II and III while reaching maturation stage IV inly in december. ['April', 'May', 'September', 'August', 'December', 'June', 'July', 'October', 'November'] Anwand, 1998
Coregonus clupeaformis Initiated in early summer ['August', 'July', 'September'] Rinchard, 2001
Oncorhynchus kisutch In December for broodstock population cultured in a fish farm in Southern Chile ['December'] Estay, 1998
Oncorhynchus mykiss May ['May'] Bon, 1999
Oncorhynchus mykiss June-July ['June', 'July'] Billard and Breton, 1977
Oncorhynchus mykiss September ['September'] Tyler, 1990
Salmo salar Mean GSI increased significantly in October [In Tasmania, 6 months out-of-phase from northern hemisphere] ['October'] King and Pankhurst, 2003
Salmo trutta fario May-June ['May', 'June'] Billard, 1987
Salvelinus alpinus March [Although onset of vitellogenesis occured as early as March, there was apprently no change in oocyte size and only a modest rise in GSI until early June.] ['March', 'June'] Frantzen, 1997
Salvelinus alpinus Gonad development began in August ['August'] Jamet, 1995
Salvelinus fontinalis May-June ['May', 'June'] Tam, 1986
Salvelinus fontinalis Development begins in June for both sexes and reaches a peak in September ['June', 'September'] Wydoski and Cooper, 1966
Thymallus thymallus July and then increase regularly ['July'] Witkowski, 1989
Ameiurus nebulosus Between middle of September until late November GSI increased 2-fold ['November', 'September'] Rosenblum, 1987
Ameiurus nebulosus Beginning of May [increase later than males, not until the temperature reach 16°C] ['May'] Burke, 1984
Ictalurus punctatus GSI Increase sugnificantly from September to October and November to January ['October', 'November', 'January', 'September'] Mackenzie, 1989
Ictalurus punctatus A slight increase from November until March ['November', 'March'] Banks, 1999
Ictalurus punctatus The average GSI increases in midwinter, in November ['February', 'November', 'March', 'January'] Brauhn and McCraren, 1975
Ictalurus punctatus Sharp increase in oocyte size in October ['October'] Pacoli, 1990
Ictalurus punctatus August (In South and North Dakota) ['August'] June, 1977
Silurus glanis Yolk accumulation in the oocytes of the old generation begins in autumn, and continues for 7-8 months ['October', 'November', 'December'] Zholdasova anGuseva, 1987
Silurus glanis The peak of vitellogenesis was observed in summer (July-August), and females passed winter with the ovaries in the IV th stage of development ['March', 'January', 'September', 'August', 'July', 'February'] Wisniewolski, 1988