Table 2: The species of birds associated with aquatic environments at the Anavilhanas Archipelago, central Brazilian Amazonia, total numbers recorded in lakes (NB), body weights in grams (Wt.), the strictly aquatic and/or piscivorous (Aq./Pisc.) species used in statistical analyses, their statuses in the study area, the designations and numbers (NL) of lakes in which they occurred, and the percentages (%) of these numbers relative to the total numbers of lakes (= N × 100/45), see code meanings at the end of the table.

Scientific nameBird species Portuguese common and/or local (*) nameEnglish nameNBWt.Aq./Pisc.StatusLakes in which birds occurred
(see names, types, and locations in Table 3)
NL(%)

1Phalacrocorax brasilianusBiguá, miuá*Neotropic Cormorant4991,300A, Pr, b4–7, 7-A,10–12,15,15-A,16–23, 19-A, 19-B, 25, 27–31, 31-A, 32–474293.3
2Dendrocygna autumnalisMarrequinha*Black-bellied Whistling-duck474740Aps+, b5, 12, 15, 19-A048.8
3Crotophaga majorCoroca*Greater Ani383170Ar, b4–7, 7-A, 10–12, 15–18, 15-A, 18-A, 19, 19-A, 20, 25, 27–32, 31-A, 27, 29–31, 33–35, 37, 40–42, 45, 463168.8
4Cairina moschataPato-selvagem*Muscovy Duck3523,000Ar, b4–7, 7-A, 10–12, 15–19, 15-A, 18-A, 19-A, 21, 22, 25, 27, 29–32, 31-A, 33–35, 39–43, 45–473680.0
5Ardea cocoiMaguari*White-necked Heron2712,100A, Pr, b4–7, 7-A, 10–12, 15–19, 15-A, 18-A, 19–23, 19-A, 25–27, 29–32, 31-A, 33–474395.5
6Ardea albaGarça-branca-grandeGreat Egret235885A, Pps+, b4, 5, 7, 7-A, 10–12, 15–23, 15-A, 18-A, 19-A, 19-B, 25, 26, 27–36, 31-A, 40–42, 44–474085.1
7Anhinga anhingaAnhinga, Carará*Anhinga1381,200A, Pps+5, 10–12, 15–19, 15-A, 18-A, 19-A, 21–23, 25, 27–35, 31-A, 37, 39–473680.0
8Phaetusa simplexGaivota*Large-billed Tern121240A, Pr, b19-A, 23, 31, 35–37, 39, 46, 47920.0
9Progne subisAndorinha-púrpuraPurple Matrin10347vn4712.2
10Megaceryle torquataAriramba-grande*Ringed Kingfisher94300A, Pr4–7, 7-A, 10, 11, 15–21, 15-A, 18-A, 19-A,19-B, 23, 26, 28–47, 31-A4191.1
11Pandion haliaetusGavião-caipiraOsprey891,500A, Pvn4, 5, 7, 7-A, 10, 12, 15–23, 15-A, 18-A, 19-A, 25, 27, 28, 30–37, 31-A, 39, 473884.4
12Progne taperaAndorinha-do-campoBrown-chested Martin8932u6, 7-A, 11, 15, 18, 18-A, 19, 19-A, 22, 25, 28–34, 31-A, 36, 37, 39–41, 43–472760.0
13Coragyps atratusUrubuBlack Vulture871,350r, b5–7, 10, 11, 15-A, 16–20, 18-A, 22, 23, 25, 29–33, 31-A, 35, 39, 41, 45, 472657.7
14Tachycineta albiventerAndorinha-de-rioWhite-winged Swallow7517Ar, b10, 12, 15, 16, 21, 22, 27, 28, 31, 31-A, 32, 33–41, 44, 45, 472351.1
15Progne chalybeaAndorinha-grandeGray-breasted Martin6239u10,11, 31, 31-A, 32, 34, 40, 42, 45, 471022.2
16Butorides striatusSocozinhoStriated Heron59175A, Pr, b4, 5, 7, 10–12, 15, 15-A, 19, 19-A, 20, 22, 23, 25–27, 29–32, 39, 41, 42, 452862.2
17Sternula superciliarisGaivotinha*Yellow-billed Tern5846A, Pr, b10, 16, 30, 31, 31-A, 33, 35, 37, 39, 40, 44, 45, 471328.8
18Mesembrinibis cayennensisCorocoró, curubá*Green Ibis54720Ar, b4, 7, 10–12, 15, 15-A, 16, 18, 19, 19-A, 27, 29–33, 31-A, 39, 41, 45, 472248.8
19Amazona festivaPaqpagaio-da-várzeaFestive Parrot54400u6, 7, 15, 16, 18, 19, 32, 33, 39, 40, 45, 471226.6
20Patagioenas cayennensisPomba-galegaPale-vented Pigion41260r5, 7, 10, 15–19, 23, 25, 29, 30, 31-A, 32, 34, 39, 40, 45, 46, 472144.7
21Egretta thulaGarça-branca-pequenaSnowy Egret39330A, Pps+, b4, 12, 15, 15-A, 16, 17, 18-A, 29, 31, 31-A, 32, 451226.6
22Heliornis fulicaPatinha-do-igapó*Sungrebe25130Ar, b4–6, 10, 11, 15, 15-A, 16, 17, 19, 19-B, 20, 22, 25, 27, 31-A, 34–36, 392044.4
23Cathartes melambrotusUrubu-da-mataGreater Yellow-headed Vulture241600r6, 11, 18, 19, 22, 25, 27, 31, 31-A, 34, 40–41, 471328.8
24Chloroceryle amazonaAriramba-média*Amazon Kingfisher24110A, Pr4, 5, 7-A, 17, 18-A, 19, 30, 31-A, 35, 36, 39, 411226.6
25Ara araraunaArara-canindéBlue-and-yellow Macaw231300u6, 15-A, 16, 19, 23, 33, 41715.5
26Paroaria gularisCardeal-da-AmazôniaRed-capped Cardinal2022r, b10, 19, 19-A, 31, 31-A, 33–36, 40, 451124.4
27Chloroceryle americanaAriramba-pequena*Green Kingfisher1927A, Pr5, 7-A, 15, 17, 18-A, 19, 26, 30, 31, 33, 34, 36, 40, 41, 44, 461635.5
28Buteogallus urubitingaGavião-pretoBlack Hawk161,100Ar, b5, 11, 15, 16, 18, 19, 23, 28–32, 31-A, 37, 41, 451635.5
29Geranospiza caerulescensGavião-pernilongo, gaviãoCrane Hawk12330Ar10, 18, 23, 28, 31, 32, 35, 40, 45–471124.4
30Buteo magnirostrisGavião-pega-pinto*Roadside Hawk11265r, b4, 7, 15, 18, 18-A, 22, 30, 35, 39, 461022.2
31Bubulcus ibisGarça-dos-bois*Cattle Egret10340Ar, b12, 1524.4
32Chloroceryle aeneaAriramba-miudinha*American Pygmy Kingfisher915A, Pr27, 31-A, 34, 37, 40, 45613.3
33Milvago chimachimaCaracaraí*Yellow-headed Caracara9325r, b10,11,16,21, 31, 32, 33, 45, 47920.0
34Tigrisoma lineatumSocó-boi, socó-onça*Rufescent Tiger-Heron8840A, Pr, b15,15-A,18-A, 25, 31-A510.6
35Opisthocomus hoazinCiganaHoatzin7820Ar, b15, 19-A, 2236.6
36Actitis maculariaMaçarico-pintadoSpotted sandpiper560vn18, 3224.4
37Crotophaga aniAnu-pretoSmooth-billed Ani495r, b15-A, 33, 4336.6
38Callidris fuscicollisMaçarico-de-sobre-brancoWhite-rumped sandpiper360vn12, 3024.4
39Sturnella militarisPolícia-inglesa-do-norteRed-breasted Blackbird348v12, 2224.4
40Limosa haemasticaMaçaricoHudsonian Godwit3270vn1212.2
41Ramphastos tucanusTucano-de-papo-brancoWhite-throated toucan3600r16, 33, 4636.6
42Aramides cajaneaSaracura-três-potesGray-necked wood-rail2410Ar16, 1724.4
43Busarellus nigricollisGavião-panema*Black-collared Hawk2650A, Pr, b33, 3924.4
44Chloroceryle indaMartim-pescador-da-mataGreen-and-rufous Kingfisher252Ar, b3612.2
45Eurypyga heliasPavãozinho*Sunbittern2220Ar20, 4124.4
46Agamia agamiGarça-da-mataChesnut-bellied heron1580A, Pr1612.2
47Anhima cornutaAlencorne*Horned Screamer13,100Ar, b4112.2
48Tigrisoma fasciatum NRSocó-boi-cinzaFasciated Tiger -Heron1850A, Pr18-A12.2
Total: 3626

Bird species, NR: new record for the Anavilhanas; Wt.: weight data for bird species taken from [35]; Aq./Pisc.: A: species strictly associated with aquatic environments (aquatic bird community); P: primarily piscivorous species. Status in the study area [67]; b: breeding confirmed; ps+: resident year-round, but related mostly with the low-water season; r: resident year-round; u: unknown; v: vagrant; vn: boreal migrant.