Gherib, A.,  Lazli, A., Naili, S., Boucheker, A., Ikhlef, D., Mechaka, N. I.,  2021. Avifauna diversity and phenology in a Ramsar site: Lake Tonga (Northeastern Algeria).  Arxius de Miscel·lània Zoològica, 19: 321-344, DOI: https://doi.org/10.32800/amz.2021.19.0321

 

Annex 2. Ecological status and relative abundance of waterbirds occurring at Lake Tonga (2013-2016) (values are given as means of the three years): phenological status (PM, passing migrant; W, wintering; SB, sedentary breeding; SNB, sedentary non-breeding; SN, summer nesting; Ed, endangered; Vul., vulnerable; NT, near-threatened). Local status (O, species omnipresent fi = 100%; C, constant or common  75% < fi < 100%; MC, moderately common 50% < fi < 75%; UC, uncommon 25% < fi < 50%; R, rare 5% < fi < 25% ;  E, exceptional < 5%. Conservation status (A.L, Algerian legislation).

 

Anexo 2. Estado ecológico y abundancia relativa de las aves acuáticas presentes en el lago Tonga (2013-2016) (los valores se dan como medias de los tres años): Estado fenológico (PM, migrante de paso; W, invernante; SB, sedentaria reproductora; SNB, sedentaria no reproductora; SN, nidificante de verano; Ed, en peligro; Vul., vulnerable; NT, casi amenazada). Estado local (O, especies omnipresentes fi = 100%; C, constantes o comunes 75% < fi < 100%; MC, moderadamente comunes 50% < fi < 75%; UC, poco comunes 25% < fi < 50%; R, raras 5% < fi < 25%; E, excepcionales < 5%. Estado de conservación (A.L, legislación argelina).

 

 

 

Phenological Status

Local status

Conservation  status

Annual relative abundance (%)

Podiceps nigricollis

PM

MC

AEWA

0.1

Tachybaptus ruficollis

SB

C

AEWA

0.9

 Podiceps cristatus

SB

C

AEWA

0.2

Phalacrocorax carbo

W

C

AEWA/ A.L

0.5

Egretta garzetta

SB

O

AEWA/ A.L

0.6

Nycticorax nycticorax

SN

UC

AEWA/ A.L

0.02

Ixobrychus minutus

SN

R

AEWA/ CMS (A.II)/ A.L

< 0.01

Ardeola ralloides

SB

C

AEWA/ A.L

0.2

Ardea alba

SNB

C

CMS (A.II) / A.L

0.1

Bubulcus ibis

SB

O

AEWA

1.4

Ardea purpurea

SN

MC

AEWA/ CMS (A.II)/ A.L

0.02

Ardea cinerea

SB

O

AEWA

0.1

Ciconia ciconia

SN

UC

AEWA / CMS (A.II)/ A.L

0.05

Plegadis falcinellus

SB

MC

AEWA / CMS (A.II)/ A.L

0.3

Platalea leucorodia

PM

R

CITES (A.II) / AEWA/ CMS (A.II)/ A.L

0.07

Phoenicopterus roseus

PM

E

CITES (A.II) / CMS (A.II)/ A.L

< 0.01

Mareca strepera

W

MC

AEWA / CMS (A.II)

8.5

Anas platyrhynchos

SB

C

AEWA / CMS (A.II)

1.5

Anas acuta

W

MC

AEWA / CMS (A.II)

1.7

Anas penelope

W

C

AEWA / CMS (A.II)

22

Spatula clypeata

SB

MC

AEWA / CMS (A.II)

5.7

Oxyura leucocephala

SB

C

UICN (End.) / CITES (A.II) / AEWA/ CMS (A.I, A.II) / A.L

0.8

Aythya ferina

W

MC

UICN (Vul.)/ AEWA/ CMS (A.II)

1.1

Aythya fuligula

W

UC

AEWA/ CMS (A.II)

0.4

Aythya nyroca

SB

O

UICN (Q.m.)/ AEWA/ CMS (A.I, A.II) / A.L

10

Anser anser

W

UC

AEWA/ CMS (A.II)/ A.L

0.2

Anas querquedula

PM

UC

AEWA/ CMS (A.II)

1.5

Anas crecca

W

MC

AEWA/ CMS (A.II)

6.8

Marmaronetta angustirostris

PM

R

UICN (Vul.)/ AEWA/ CMS (A.I) / A.L

0.04

Tadorna tadorna

PM

UC

AEWA/ CMS (A.II) / A.L

0.1

Circus aeruginosus

SB

MC

CMS (A.II)/ A.L

0.03

Buteo rufinus

SNB

R

CMS (A.II)/ A.L

< 0.01

Accipiter nisus

SNB

E

CMS (A.II)/ A.L

< 0.01

Milvus migrans

SB

C

CMS (A.II)/ A.L

0.04

Pandion haliaetus

SB

MC

CMS (A.II)/ A.L

0.03

Fulica atra

SB

C

AEWA/ CMS (A.II)

29

Gallinula chloropus

SB

C

AEWA

1.8

Rallus aquaticus

SB

E

AEWA/ A.L

< 0.01

Porphyrio porphyrio

SB

C

A.L

0.3

Recurvirostra avosetta

W

R

AEWA/ CMS (A.II)/ A.L

0.02

Himantopus himantopus

SNB

UC

AEWA/ CMS (A.II)/ A.L

0.1

Charadrius hiaticula

W/PM

UC

AEWA/ CMS (A.II)/ A.L

0.05

Charadrius dubius

W

UC

AEWA/ CMS (A.II)

0.3

Pluvialis apricaria

PM

E

AEWA/ CMS (A.II)

0.02

Vanellus vanellus 

W

C

UICN (Q.m.)/ AEWA/ CMS (A.II)

0.7

Limosa limosa

W

E

UICN (Q.m.)/ AEWA/ CMS (A.II)

< 0.01

Calidris minuta

W

UC

AEWA/ CMS (A.II)

0.1

Calidris alpina

W

UC

AEWA/ CMS (A.II)

0.1

Gallinago gallinago

W

E

AEWA/ CMS (A.II)

< 0.01

Tringa nebularia

W

UC

AEWA/ CMS (A.II)

0.1

Tringa erythropus

W

R

AEWA/ CMS (A.II)

0.07

Numenius phaeopus

PM

R

AEWA/ CMS (A.II)

0.01

Motacilla alba

W

UC

-

0.02

Alcedo atthis

Larus argentatus

SB

W

R

R

A.L

AEWA

< 0.01

0.01

Larus fuscus

W

R

AEWA

0.01

Larus michahellis

W

MC

-

0.2

Chlidonias hybrida

SN

UC

AEWA/ A.L

1.6

Chroicocephalus ridibundus

W

R

-

0.06

Sterna hirundo

W

R

AEWA/ CMS (A.II)

0.03

Falco tinnunculus

SNB

E

CITES(A.II)/ CMS (A.II)/ A.L

< 0.01