<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>One of the economically important species is <italic>Penaeus kerathurus</italic> (Forskål, 1755), which is widespread in the Mediterranean ecosystem. This paper presents results of research on reproductive biology of <italic>Penaeus kerathurus</italic> in the Sea of Marmara. A total of 1404 specimens were dissected to determine the maturity stages, reproduction time, and length at first reproduction. The female-to-male ratio was 1:0.9. A high percentage of mature females was determined in April, May and July. Moreover, the value of the gonadosomatic index (GSI) decreased after July. The spawning period was observed between April and July, and its intensity increased in July. The carapace length at first sexual maturity was determined to be 39 mm.</p>
</abstract>

One of the economically important species is Penaeus kerathurus (Forskål, 1755), which is widespread in the Mediterranean ecosystem. This paper presents results of research on reproductive biology of Penaeus kerathurus in the Sea of Marmara. A total of 1404 specimens were dissected to determine the maturity stages, reproduction time, and length at first reproduction. The female-to-male ratio was 1:0.9. A high percentage of mature females was determined in April, May and July. Moreover, the value of the gonadosomatic index (GSI) decreased after July. The spawning period was observed between April and July, and its intensity increased in July. The carapace length at first sexual maturity was determined to be 39 mm.

Reproductive biology of <italic>Penaeus kerathurus</italic> (Forskål, 1775) (Decapoda: Penaeidae) in the Sea of Marmara, Turkey

Department of Marine Science and Technology

Oceanological and Hydrobiological Studies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Reproductive biology of  (Forskål, 1775) (Decapoda: Penaeidae) in the Sea of Marmara, Turkey

One of the economically important species is Penaeus kerathurus (Forskål, 1755), which is widespread in the Mediterranean ecosystem. This paper presents...

Study	Area	L₅₀	Maturity period
Rodriguez 1987	Atlantic	120 mm TL	May–September
Turkmen et al. 2007	Gulluk Bay	48 mm CL	May–October
Metin et al. 2008	Aegean Sea	15 cm TL	April–September
Conides et al. 2008	Amvrakikos Gulf	45.2 mm CL	May–August
Lumare 2011	South Adriatic Sea	31.42 mm CL	May–August
Kevrekidis & Thessalou-Legaki 2013	Thermaikos Gulf	40.7 mm CL	April–October
Bolognini et al. 2017	Mediterranean Sea	30.5 mm CL	Summer
This study	Marmara Sea	39 mm CL	April–September

Reproductive biology of Penaeus kerathurus (Forskål, 1775) (Decapoda: Penaeidae) in the Sea of Marmara, Turkey

Article Category: Original research paper

Pubblicato online: 21 mar 2021

Pagine: 33 - 37

Ricevuto: 26 ago 2020

Accettato: 14 ott 2020

DOI: https://doi.org/10.2478/oandhs-2021-0004

Parole chiave
caramote prawn, Sea of Marmara, gonadosomatic index, first reproduction length

© 2021 Mukadder Arslan Ihsanoglu et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Figure 6

Figure 7

Length at 50% maturity LC50 of P. kerathurus in other studies

Reproductive biology of Penaeus kerathurus (Forskål, 1775) (Decapoda: Penaeidae) in the Sea of Marmara, Turkey

Article Category: Original research paper

Pubblicato online: 21 mar 2021

Pagine: 33 - 37

Ricevuto: 26 ago 2020

Accettato: 14 ott 2020

DOI: https://doi.org/10.2478/oandhs-2021-0004

Parole chiavecaramote prawn, Sea of Marmara, gonadosomatic index, first reproduction length

© 2021 Mukadder Arslan Ihsanoglu et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1

Figure 2

Figure 3

Figure 4

Figure 5

Figure 6

Figure 7

Length at 50% maturity LC50 of P. kerathurus in other studies

Parole chiave
caramote prawn, Sea of Marmara, gonadosomatic index, first reproduction length