Skip to main content

Table 2 Chromosomal data for Monopterus albus populations from different Thailand regions

From: Karyotype diversity and evolutionary trends in the Asian swamp eel Monopterus albus (Synbranchiformes, Synbranchidae): a case of chromosomal speciation?

Region

Population/Province

Number of specimen

2n

NF

Karyotype

NORs

Central

Nakhon Nayok

5

18

24

6 m + 12a

2 (near telomere)

 

7

24

24

24a

2 (near cetromere)

Nakhon Pathom

15

24

24

24a

2 (near cetromere)

Bangkok

8

24

24

24a

2 (near cetromere)

Sing Buri

10

24

24

24a

2 (near cetromere)

South

Nakhon Si Thammarat

8

18

24

6 m + 12a

2 (near telomere)

Chumphon

8

24

24

24a

2 (near cetromere)

West

Kanchanaburi

6

18

24

6 m + 12a

2 (near telomere)

(Sri Yok)

8

24

24

24a

2 (near cetromere)

Kanchanaburi (Sri Sawat)

11

24

24

24a

2 (near cetromere)

East

Chon Buri

6

18

24

6 m + 12a

2 (near telomere)

10

24

24

24a

2 (near cetromere)

Sa Kaeo (including

9

18

24

6 m + 12a

2 (near telomere)

Campodia)

6

24

24

24a

2 (near cetromere)

Chanthaburi

15

24

24

24a

2 (near cetromere)

PrachinBuri

12

24

24

24a

2 (near cetromere)

North

Tak

8

24

24

24a

2 (near cetromere)

Phayao

10

24

24

24a

2 (near cetromere)

Sukhothai

10

24

24

24a

2 (near cetromere)

Northeast

KhonKaen

12

24

24

24a

2 (near cetromere)

Loei

8

24

24

24a

2 (near cetromere)

Roi Et

8

24

24

24a

2 (near cetromere)

Kalasin

5

24

24

24a

2 (near cetromere)

Buri Ram

6

24

24

24a

2 (near cetromere)

UdonThani

8

24

24

24a

2 (near cetromere)

Mahasarakham

4

24

24

24a

2 (near cetromere)

  1. Notes: 2n diploid number, NF fundamental number, m metacentric and a acrocentric chromosomes