Countries.

American Samoa
Cook Islands
Fiji
French Polynesia
Guam
Kiribati
Marshall Islands
Federated States of Micronesia
Nauru
New Caledonia
Niue
Northern Marianas Islands
Palau
Papua New Guinea
Samoa
Solomon Islands
Tokelau
Tonga
Tuvalu
Vanuatu
Wallis & Futuna
American Samoa
Capital: Pago Pago
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks 
(most recently 2018)

Zika

Outbreaks occurred 
during 2016 & 2018

Chikungunya

Outbreaks occurred in 2014

Lymphatic filariasis

Present

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes samoanus Aedes polynesiensis Aedes upolensis

Cook Islands
Capital: Avarua
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently 2021)

Zika

Outbreaks occurred in 2014

Chikungunya

Outbreak occurred in 2014-2015

Lymphatic filariasis

Elimination validated

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes polynesiensis

Fiji
Capital: Suva
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Endemic

Zika

Cases were detected during 2015 and 2016

Chikungunya

Multiple outbreaks occurred between 2012 and 2017

Lymphatic filariasis

Present

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes polynesiensis Aedes pseudoscutellaris Aedes rotumae

Zika

Aedes aegypti Aedes albopictus Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes albopictus Aedes polynesiensis

Lymphatic filariasis

Aedes fijiensis Aedes polynesiensis Aedes pseudoscutellaris Aedes rotumae Culex quinquefasciatus

French Polynesia
Capital: Papeete
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently 2024)

Zika

Cases were detected in 2016

Chikungunya

Large outbreaks occurred between 2014 and 2015

Lymphatic filariasis

Present

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes polynesiensis

Guam
Capital: Hagåtña
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently 2019)

Zika

Cases were detected in 2016

Chikungunya

Large outbreaks occurred between 2014 and 2015

Lymphatic filariasis

Non-endemic

Vector situation
Disease Vectors Malaria

Anopheles barbirostris Anopheles campestris Anopheles lesteri Anopheles indefinitus Anopheles litoralis Anopheles vagus Anopheles subpictus

Dengue

Aedes albopictus

Zika

Aedes albopictus

Chikungunya

Aedes albopictus

Lymphatic filariasis

Anopheles barbirostris Anopheles campestris Anopheles subpictus Culex quinquefasciatus Mansonia uniformis

Kiribati
Capital: South Tarawa
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently 2018)

Zika

Cases were detected in 2016

Chikungunya

An outbreaks occurred between 2014 and 2015

Lymphatic filariasis

Post MDA

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes marshallensis

Zika

Aedes aegypti Aedes albopictus

Chikungunya

Aedes aegypti Aedes albopictus

Lymphatic filariasis

Aedes marshallensis Culex quinquefasciatus

Marshall Islands
Capital: Delap-Uliga-Djarrit
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently 2020)

Zika

Cases were detected in 2016

Chikungunya

An outbreak occurred in 2015

Lymphatic filariasis

Elimination validated

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes marshallensis

Zika

Aedes aegypti Aedes albopictus

Chikungunya

Aedes aegypti Aedes albopictus

Lymphatic filariasis

Aedes marshallensis Culex quinquefasciatus

Federated States of Micronesia
Capital: Palikir
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently 2020)

Zika

Cases were detected in 2016

Chikungunya

No reported cases

Lymphatic filariasis

Post MDA

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes hensilli Aedes marshallensis

Zika

Aedes aegypti Aedes albopictus Aedes hensilli

Chikungunya

Aedes aegypti Aedes albopictus Aedes hensilli

Lymphatic filariasis

Aedes marshallensis Culex quinquefasciatus

Nauru
Capital: Yaren
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

No reported cases

Sporoadic outbreaks (most recently 2019)

Zika

No reported cases

Chikungunya

Small outbreak in 2015

Lymphatic filariasis

Non-endemic

Vector situation
Disease Vectors Malaria

No vectors present

No reported cases

Aedes aegypti Aedes albopictus

Zika

Aedes aegypti Aedes albopictus

Chikungunya

Aedes aegypti Aedes albopictus

Lymphatic filariasis

Culex quinquefasciatus

New Caledonia
Capital: Nouméa
Mosquito-borne disease situation
Disease Transmission Scenario Non-endemic

Non-endemic

Dengue

Sporadic outbreaks (most recently 2021)

Zika

No reported cases

Chikungunya

Large outbreak in 2014-15 and small outbreak in 2016

Lymphatic filariasis

Present

Vector situation
Disease Vectors Non-endemic

Anopheles bancrofti A

Dengue

Aedes aegypti

Zika

Aedes aegypti

Chikungunya

Aedes aegypti

Lymphatic filariasis

Anopheles bancrofti A Aedes vigilax Culex quinquefasciatus

Niue
Capital: Alofi
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Irregular outbreaks (most recently 2017)

Zika

No reported cases

Chikungunya

No reported cases

Lymphatic filariasis

Elimination validated

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis Aedes cooki

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes polynesiensis Aedes cooki

Northern Marianas Islands
Capital: Saipan
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

 

Dengue

No outbreaks reported

 

Zika

No reported cases

 

Chikungunya

No reported cases

 

Lymphatic filariasis

Non-endemic

 

Vector situation
Disease Vectors Malaria

Anopheles indefinitus

 

Dengue

Aedes albopictus

 

Zika

Aedes albopictus

 

Chikungunya

Aedes albopictus

 

Lymphatic filariasis

Culex quinquefasciatus

 

Palau
Capital: Ngerulmud
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently in 2020)

Zika

A case was reported in 2016

Chikungunya

No reported cases

Lymphatic filariasis

Post MDA

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes hensilli Aedes scutellaris

Zika

Aedes aegypti Aedes albopictus Aedes hensilli

Chikungunya

Aedes aegypti Aedes albopictus Aedes hensilli

Lymphatic filariasis

Culex quinquefasciatus

Papua New Guinea
Capital: Port Moresby
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Endemic

Dengue

Sporadic outbreaks (most recently in 2020)

Zika

Cases reported between 2015 and 2016

Chikungunya

No reported cases

Lymphatic filariasis

Present

Vector situation
Disease Vectors Malaria

An. bancroftii s.l. An. karwari An. longirostris s.l. An. subpictus An. farauti 4 An. punctulatus An. farauti 8 An. farauti s.s. An. hinesorum An. oreios An. koliensis s.l.

Dengue

Ae. aegypti Ae. albopictus Ae. hebrideus Ae. scutellaris

Zika

Ae. aegypti Ae. albopictus

Chikungunya

Ae. aegypti Ae. albopictus

Lymphatic filariasis

An. bancrofti s.l. An. farauti s.s. An. hinesorum An. koliensis s.l. An. punctulatus Ae. kochi Cx. annulirostris Cx. bitaeniorhynchus Cx. quinquefasciatus Ma. uniformis

Samoa
Capital: Apia
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently in 2024)

Zika

Outbreak in 2015 to 2016

Chikungunya

Outbreak in 2014 to 2015

Lymphatic filariasis

Present

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes polynesiensis

Zika

Aedes aegypti Aedes albopictus Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes albopictus Aedes polynesiensis

Lymphatic filariasis

Aedes samoanus Aedes polynesiensis Aedes upolensis

Solomon Islands
Capital: Honiara
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Endemic

Dengue

Sporadic outbreaks (most recently in 2019)

Zika

Cases reported between 2015 and 2016

Chikungunya

No reported cases

Lymphatic filariasis

Non-endemic

Vector situation
Disease Vectors Malaria

Anopheles punctulatus Anopheles farauti s.s. Anopheles hinesorum

Dengue

Aedes aegypti Aedes albopictus Aedes hebrideus

Zika

Aedes aegypti Aedes albopictus

Chikungunya

Aedes aegypti Aedes albopictus

Lymphatic filariasis

Anopheles punctulatus Anopheles farauti s.s. Anopheles hinesorum Culex quinquefasciatus

Tokelau
Capital: Nukunonu
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently in 2024)

Zika

No reported cases

Chikungunya

Outbreak in 2014

Lymphatic filariasis

Non-endemic

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes polynesiensis

Tonga
Capital: Nuku'alofa
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently in 2018)

Zika

Outbreak in 2016

Chikungunya

No reported cases

Lymphatic filariasis

Elimination validated

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes albopictus Aedes cooki Aedes kesseli Aedes tabu Aedes tongae s.s.

Zika

Aedes aegypti Aedes albopictus Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes albopictus Aedes polynesiensis

Lymphatic filariasis

Aedes oceanicus Aedes cooki Aedes kesseli Aedes tabu Aedes tongae s.s.

Tuvalu
Capital: Funafuti
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently in 2019)

Zika

No cases reported

Chikungunya

Cases reported in 2015

Lymphatic filariasis

Present

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes polynesiensis

Vanuatu
Capital: Port Vila
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Endemic

Dengue

Sporadic outbreaks (most recently in 2021)

Zika

Cases reported in 2015

Chikungunya

No reported cases

Lymphatic filariasis

Elimination validated

Vector situation
Disease Vectors Malaria

Anopheles farauti s.s.

Dengue

Aedes aegypti Aedes albopictus Aedes hebrideus Aedes polynesiensis

Zika

Aedes aegypti Aedes albopictus Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes albopictus Aedes polynesiensis

Lymphatic filariasis

Anopheles farauti s.s. Aedes polynesiensis Culex quinquefasciatus

Wallis & Futuna
Capital: Matā'utu
Mosquito-borne disease situation
Disease Transmission Scenario Malaria

Non-endemic

Dengue

Sporadic outbreaks (most recently in 2021)

Zika

No reported cases

Chikungunya

No reported cases

Lymphatic filariasis

Post MDA

Vector situation
Disease Vectors Malaria

No vectors present

Dengue

Aedes aegypti Aedes polynesiensis

Zika

Aedes aegypti Aedes polynesiensis

Chikungunya

Aedes aegypti Aedes polynesiensis

Lymphatic filariasis

Aedes polynesiensis