Table 1 Specimens analysed in this study

From: Introgressive hybridization as a promoter of genome reshuffling in natural homoploid fish hybrids (Cyprinidae, Leuciscinae)

Hybrid system

Basin

Tributary

Sampling point (Figure 1)

ID code

Sex

Capture date

AOLxPDU

Douro

Sousa River

1

cs3

♀

2008

    

cs20

♂

 
    

cs19

♀

 
    

cs24

♂

 
 

Vouga

Caima River

2

cv23

n.d.

2007

    

cv26

n.d.

 
    

cv14

♂

 
    

cv21

♂

 
    

cv16

♂

 

AOLxPPO

 

Serra River

3

cv39

♂

2008

  

Mortágua River

4

zd20

♀

 
 

Mondego

Alva River

5

zd52

♀

2007

  

Ceira River

6

zd61

♀

 
   

Total

13

  
  1. Abbreviations: AOL, Achondrostoma oligolepis; ♀, female; ♂, male; n.d., not determined; PDU, Pseudochondrostoma duriense; PPO, Pseudochondrostoma polylepis.
  2. Information on origin, sex and date of collection is given.
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