EPPO Global Database

Bactrocera tryoni(DACUTR)

Distribution details in New Zealand

Situation
Current pest situation evaluated by EPPO on the basis of information dated 2019: Transient, under eradication
First recorded in: 1996
Pest status declared by NPPO: Transient: actionable, under surveillance (2019-02)
From CABI Pest map 110 (1999): Absent, intercepted only
Comments
Bactrocera tryoni is occasionally found in New Zealand but always submitted to eradication.

From country itself (1992): ongoing surveillance programme in place (refer NASS Standard 157.02.02). A single male trapped in May 1995; no evidence of an established population.

EPPO Reporting Service (1996/115) : two males trapped on the North Shore in Auckland on 1996-03-29. Intensive trapping surveillance in place. No further captures, or larvae found.

EPPO Reporting Service (1997/177) : 20th Session of APPPC, Chiang Mai (TH). No further captures in 1997.

From NPPO (2012-05): in May 2012 a single male fruit fly was detected in the suburb of Avondale, Auckland. Intensive surveys were carried out and the pest was no longer found.

From NPPO (2015-02): an isolated population has been detected in an urban residential area of central Auckland. Under eradication.

From NPPO (2017-03 and 2017-07): not found since March 2015. Declared eradicated. The absence of the pest was officially confirmed again in July 2017.

EPPO Reporting Service (2019/092) : a single male specimen was caught in February 2019 in a trap located at a residential property in Devonport, Auckland city. Under surveillance.
References
* INTERNET
Ministry for Primary Industries. Queensland fruit fly. Bactrocera tryoni. http://www.biosecurity.govt.nz/pests/queensland-fruit-fly

* IPPC website. Official Pest Reports
– New Zealand (NZL-09/3 of 2019-02-27) A Queensland fruit fly Bactrocera tryoni has been detected in a fruit fly surveillance trap at a residential property in Devonport, Auckland City. https://www.ippc.int/en/countries/new-zealand/pestreports/2019/02/a-queensland-fruit-fly-bactrocera-tryoni-has-been-detected-in-a-fruit-fly-surveillance-trap-at-a-residential-property-in-devonport-auckland-city/
- New Zealand (2017-04-03) Isolated population of Bactrocera tryoni. https://www.ippc.int/en/countries/new-zealand/pestreports/2015/02/isolated-population-of-bactrocera-tryoni/
------- IMPORTANT NOTE: this 'update' artificially generated by the computer system does not correspond to a new outbreak but to an old one (2015) which has been eradicated.
- New Zealand (2017-02-25) Isolated population of Bactrocera tryoni. https://www.ippc.int/en/countries/new-zealand/pestreports/2015/02/isolated-population-of-bactrocera-tryoni/
- Bactrocera tryoni (Q-fly) was declared eradicated. https://www.ippc.int/en/countries/new-zealand/pestreports/2017/03/bactrocera-tryoni-q-fly-was-declared-eradicated/
- After 14 days of intensive surveillance and fruit monitoring, no further fruit flies have been detected. The absence of Bactrocera tryoni in New Zealand is confirmed. (2014-04-23). https://www.ippc.int/index.php
- Detection of a single male Queensland fruit fly (in a New Zealand surveillance trap) (2014-01-21). https://www.ippc.int/index.php
- After 14 days of intensive trapping and fruit monitoring, no further Queensland fruit flies have been detected. The absence of Bactrocera tryoni in New Zealand is confirmed (2012-05-25). https://www.ippc.int/index.php
- Detection of a single male Queensland fruit fly (in a New Zealand surveillance trap) (2012-05-11).

* Manson, D. C. M. (1981) Weta 4 (2), 15.

* NPPO of New Zealand (2012-05, 2017-07).

* Somerfield, K. G. (1989) New Zealand Entomologist No. 12, 79-81.