Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.
The Johnstone's Lorikeet is classified as Near Threatened (NT), is close to qualifying for or is likely to qualify for a threatened category in the near future.
Johnstone's Lorikeet, is designated full species status within the genus Trichoglossus (Forshaw, 1989). Two races have been described (Rand and Rabor, 1959; DuPont, 1971), but recent taxonomic assessments (Forshaw, 1989; Sweeney, unpublished) suggest that no differentia exist. The length of this species is 20cm (8in) (Forshaw, 1989). Weights recorded for five adult birds at Loro Parque produced a mean weight of 56g (range 52-59g), with no noticeable differences in body weight between males and females within the sample. More