Sternula (Small Terns) — Wallace's Line

Species in this group

LC

Sternula superciliaris

Daily sighting probability ~70% · Very likely

VU

Sternula nereis

Daily sighting probability ~50% · Likely

LC

Sternula antillarum

Daily sighting probability ~30% · Possible

LC

Sternula albifrons

Daily sighting probability ~30% · Possible

LC

Sternula saundersi

Daily sighting probability <5% · Rare

LC

Sternula balaenarum

Daily sighting probability <5% · Rare

Daily sighting probability by month

Probability-weighted average across the group's species

~20%

Jan

~10%

Feb

~10%

Mar

~20%

Apr

~20%

May

~30%

Jun

~30%

Jul

~30%

Aug

~20%

Sep

~20%

Oct

~20%

Nov

~20%

Dec

When they're spotted

When the group's species are recorded (aggregated)

Where to see Small Terns

Warmer areas are where this group is recorded most often. Our parks Our cities In captivity: 1 zoo or centre

Parks Ranked

#	Park	Country	Species	Daily sighting probability
1	Parque Estadual Encontro das Águas	🇧🇷 Brazil	1 of 6	~70%
	Yellow-billed Tern			~70%
2	Rottnest Island	🇦🇺 Australia	1 of 6	~50%
	Fairy Tern			~50%
3	Padre Island National Seashore	🇺🇸 United States	1 of 6	~30%
	Least Tern			~30%
4	Bali Barat National Park	🇮🇩 Indonesia	1 of 6	~30%
	Little Tern			~30%
5	Sundarbans National Park	🇮🇳 India	1 of 6	~20%
	Little Tern			~20%
6	Yala National Park	🇱🇰 Sri Lanka	1 of 6	~20%
	Little Tern			~20%
7	Bako National Park	🇲🇾 Malaysia	1 of 6	~20%
	Little Tern			~20%
8	Anavilhanas National Park	🇧🇷 Brazil	1 of 6	~10%
	Yellow-billed Tern			~10%
9	West Coast National Park	🇿🇦 South Africa	1 of 6	~10%
	Little Tern			~10%
10	Cuyabeno Wildlife Reserve	🇪🇨 Ecuador	1 of 6	~10%
	Yellow-billed Tern			~10%
11	iSimangaliso Wetland Park	🇿🇦 South Africa	3 of 6	~10%
	Little Tern			~10%
	Saunders's Tern			<5%
	Damara Tern			<5%
12	Jaragua National Park	🇩🇴 Dominican Republic	1 of 6	~10%
	Least Tern			~10%
13	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	1 of 6	~10%
	Least Tern			~10%
14	El Impenetrable National Park	🇦🇷 Argentina	1 of 6	~10%
	Yellow-billed Tern			~10%
15	Ningaloo Marine Park	🇦🇺 Australia	2 of 6	~10%
	Fairy Tern			~10%
	Little Tern			<5%
16	Manu National Park	🇵🇪 Peru	1 of 6	~10%
	Yellow-billed Tern			~10%
17	Tambopata National Reserve	🇵🇪 Peru	1 of 6	~10%
	Yellow-billed Tern			~10%
18	Amacayacu National Natural Park	🇨🇴 Colombia	1 of 6	~10%
	Yellow-billed Tern			~10%
19	Cape Range	🇦🇺 Australia	2 of 6	~10%
	Fairy Tern			~10%
	Little Tern			<5%
20	Camargue	🇫🇷 France	1 of 6	~10%
	Little Tern			~10%
21	Channel Islands National Park	🇺🇸 United States	1 of 6	~10%
	Least Tern			~10%
22	Doñana National Park	🇪🇸 Spain	1 of 6	~10%
	Little Tern			~10%
23	Noosa National Park	🇦🇺 Australia	1 of 6	~10%
	Little Tern			~10%
24	Wilpattu National Park	🇱🇰 Sri Lanka	1 of 6	~10%
	Little Tern			~10%
25	Celestún Biosphere Reserve	🇲🇽 Mexico	1 of 6	~10%
	Least Tern			~10%
26	Arrecifes de Cozumel National Park	🇲🇽 Mexico	1 of 6	~10%
	Least Tern			~10%
27	Satpura National Park	🇮🇳 India	1 of 6	~10%
	Little Tern			~10%
28	Wadden Sea National Park	🇩🇪 Germany	1 of 6	~10%
	Little Tern			~10%
29	Udawalawe National Park	🇱🇰 Sri Lanka	1 of 6	<5%
	Little Tern			<5%
30	Komodo National Park	🇮🇩 Indonesia	1 of 6	<5%
	Little Tern			<5%
31	El Vizcaíno Biosphere Reserve	🇲🇽 Mexico	1 of 6	<5%
	Least Tern			<5%
32	Iberá National Park	🇦🇷 Argentina	1 of 6	<5%
	Yellow-billed Tern			<5%
33	Merritt Island National Wildlife Refuge	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
34	Yasuní National Park	🇪🇨 Ecuador	1 of 6	<5%
	Yellow-billed Tern			<5%
35	Wilsons Promontory National Park	🇦🇺 Australia	2 of 6	<5%
	Fairy Tern			<5%
	Little Tern			<5%
36	Everglades National Park	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
37	Sierra de la Macarena National Park	🇨🇴 Colombia	1 of 6	<5%
	Yellow-billed Tern			<5%
38	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	1 of 6	<5%
	Least Tern			<5%
39	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	1 of 6	<5%
	Least Tern			<5%
40	Tangkoko Nature Reserve	🇮🇩 Indonesia	1 of 6	<5%
	Little Tern			<5%
41	Raja Ampat	🇮🇩 Indonesia	1 of 6	<5%
	Little Tern			<5%
42	Minneriya National Park	🇱🇰 Sri Lanka	1 of 6	<5%
	Little Tern			<5%
43	Ciénaga de Zapata	🇨🇺 Cuba	1 of 6	<5%
	Least Tern			<5%
44	Tayrona National Natural Park	🇨🇴 Colombia	1 of 6	<5%
	Least Tern			<5%
45	Kinabatangan Wildlife Sanctuary	🇲🇾 Malaysia	1 of 6	<5%
	Little Tern			<5%
46	Nagarhole National Park	🇮🇳 India	1 of 6	<5%
	Little Tern			<5%
47	Daintree National Park	🇦🇺 Australia	1 of 6	<5%
	Little Tern			<5%
48	Big Cypress National Preserve	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
49	Bastimentos Island National Marine Park	🇵🇦 Panama	1 of 6	<5%
	Least Tern			<5%
50	Monfragüe National Park	🇪🇸 Spain	1 of 6	<5%
	Little Tern			<5%
51	La Amistad International Park (Panama)	🇵🇦 Panama	1 of 6	<5%
	Least Tern			<5%
52	Carara National Park	🇨🇷 Costa Rica	1 of 6	<5%
	Least Tern			<5%

Cities Ranked

#	City	Country	Species	Daily sighting probability
1	Denpasar	🇮🇩 Indonesia	1 of 6	~30%
	Little Tern			~30%
2	Manama	🇧🇭 Bahrain	1 of 6	~30%
	Little Tern			~30%
3	Makassar	🇮🇩 Indonesia	1 of 6	~20%
	Little Tern			~20%
4	Dakar	🇸🇳 Senegal	1 of 6	~20%
	Little Tern			~20%
5	Novosibirsk	🇷🇺 Russia	1 of 6	~10%
	Little Tern			~10%
6	Barranquilla	🇨🇴 Colombia	2 of 6	~10%
	Yellow-billed Tern			~10%
	Least Tern			<5%
7	Kuching	🇲🇾 Malaysia	1 of 6	~10%
	Little Tern			~10%
8	Naha	🇯🇵 Japan	1 of 6	~10%
	Little Tern			~10%
9	Karachi	🇵🇰 Pakistan	1 of 6	~10%
	Little Tern			~10%
10	Nizhny Novgorod	🇷🇺 Russia	1 of 6	~10%
	Little Tern			~10%
11	Kuwait City	🇰🇼 Kuwait	1 of 6	~10%
	Little Tern			~10%
12	Kozhikode	🇮🇳 India	2 of 6	~10%
	Little Tern			<5%
	Saunders's Tern			<5%
13	Tunis	🇹🇳 Tunisia	1 of 6	~10%
	Little Tern			~10%
14	Maputo	🇲🇿 Mozambique	1 of 6	~10%
	Little Tern			~10%
15	Singapore	🇸🇬 Singapore	1 of 6	~10%
	Little Tern			~10%
16	Davao City	🇵🇭 Philippines	1 of 6	~10%
	Little Tern			~10%
17	Abu Dhabi	🇦🇪 United Arab Emirates	2 of 6	~10%
	Little Tern			<5%
	Saunders's Tern			<5%
18	Kochi	🇮🇳 India	2 of 6	~10%
	Little Tern			~10%
	Saunders's Tern			<5%
19	Xiamen City	🇨🇳 China	1 of 6	~10%
	Little Tern			~10%
20	Miami	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
21	Rosario	🇦🇷 Argentina	1 of 6	<5%
	Yellow-billed Tern			<5%
22	Tokyo	🇯🇵 Japan	1 of 6	<5%
	Little Tern			<5%
23	Mumbai	🇮🇳 India	2 of 6	<5%
	Saunders's Tern			<5%
	Little Tern			<5%
24	Baltimore	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
25	Dushanbe	🇹🇯 Tajikistan	1 of 6	<5%
	Little Tern			<5%
26	Accra	🇬🇭 Ghana	1 of 6	<5%
	Little Tern			<5%
27	Warsaw	🇵🇱 Poland	1 of 6	<5%
	Little Tern			<5%
28	Asuncion	🇵🇾 Paraguay	1 of 6	<5%
	Yellow-billed Tern			<5%
29	Los Angeles	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
30	San Diego	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
31	Mexico City	🇲🇽 México	1 of 6	<5%
	Least Tern			<5%
32	New York City	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
33	Boston	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
34	Perth	🇦🇺 Australia	1 of 6	<5%
	Fairy Tern			<5%
35	Manila	🇵🇭 Philippines	1 of 6	<5%
	Little Tern			<5%
36	Izmir	🇹🇷 Turkey	1 of 6	<5%
	Little Tern			<5%
37	Kyiv	🇺🇦 Ukraine	1 of 6	<5%
	Little Tern			<5%
38	Chennai	🇮🇳 India	1 of 6	<5%
	Little Tern			<5%
39	Santa Cruz de la Sierra	🇧🇴 Bolivia	1 of 6	<5%
	Yellow-billed Tern			<5%
40	Tainan	🇹🇼 Taiwan	1 of 6	<5%
	Little Tern			<5%
41	Serrekunda	🇬🇲 Gambia	1 of 6	<5%
	Little Tern			<5%
42	Osaka	🇯🇵 Japan	1 of 6	<5%
	Little Tern			<5%
43	Wuhan	🇨🇳 China	1 of 6	<5%
	Little Tern			<5%
44	Lisbon	🇵🇹 Portugal	1 of 6	<5%
	Little Tern			<5%
45	Nagoya	🇯🇵 Japan	1 of 6	<5%
	Little Tern			<5%
46	Kollam	🇮🇳 India	1 of 6	<5%
	Little Tern			<5%
47	Dallas	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
48	Dubai	🇦🇪 United Arab Emirates	1 of 6	<5%
	Little Tern			<5%
49	Ponnani	🇮🇳 India	1 of 6	<5%
	Little Tern			<5%
50	Porto	🇵🇹 Portugal	1 of 6	<5%
	Little Tern			<5%
51	Seoul	🇰🇷 South Korea	1 of 6	<5%
	Little Tern			<5%
52	Jakarta	🇮🇩 Indonesia	1 of 6	<5%
	Little Tern			<5%
53	Bhopal	🇮🇳 India	1 of 6	<5%
	Little Tern			<5%
54	San Francisco	🇺🇸 United States	1 of 6	<5%
	Least Tern			<5%
55	Prayagraj	🇮🇳 India	1 of 6	<5%
	Little Tern			<5%
56	Saint Petersburg	🇷🇺 Russia	1 of 6	<5%
	Little Tern			<5%
57	Durban	🇿🇦 South Africa	1 of 6	<5%
	Little Tern			<5%
58	Havana	🇨🇺 Cuba	1 of 6	<5%
	Least Tern			<5%
59	Doha	🇶🇦 Qatar	1 of 6	<5%
	Little Tern			<5%
60	Shanghai	🇨🇳 China	1 of 6	<5%
	Little Tern			<5%

Zoos & Centres Where Found

#	Zoo / Centre	Country
1	Key West Butterfly and Nature Conservatory	🇺🇸 United States	In captivity

Small Terns

Species in this group

Yellow-billed Tern

Fairy Tern

Least Tern

Little Tern

Saunders's Tern

Damara Tern

Daily sighting probability by month

When they're spotted

Where to see Small Terns

Parks Ranked

Cities Ranked

Zoos & Centres Where Found