Trinity Bay is a large bay in the

Coral Sea The Coral Sea () is a marginal sea of the South Pacific off the northeast coast of Australia, and classified as an interim Australian bioregion. The Coral Sea extends down the Australian northeast coast. Most of it is protected by the Fren ...

off the east coast of

Far North Queensland Far North Queensland (FNQ) is the northernmost part of the Australian state of Queensland. Its largest city is Cairns and it is dominated geographically by Cape York Peninsula, which stretches north to the Torres Strait, and west to the Gulf ...

, Australia. The Mossman River discharges into the bay. At one time the Mulgrave River also entered the bay until geological changes resulted in its mouth forming further south at Port Constantine. The bay was named after the Christian holy day

Trinity Sunday Trinity Sunday is the first Sunday after Pentecost in the Western Christian liturgical calendar, and the Sunday of Pentecost in Eastern Christianity. Trinity Sunday celebrates the Christian doctrine of the Trinity, the three Persons of God: the ...

by Lieutenant James Cook on 10 June 1770. At its southern end is the city of Cairns. Here there are extensive

mangrove A mangrove is a shrub or tree that grows in coastal saline or brackish water. The term is also used for tropical coastal vegetation consisting of such species. Mangroves are taxonomically diverse, as a result of convergent evolution in several ...

ecosystems which are protected by Cape Grafton. Trinity Inlet and Trinity Bay form the location for the Cairns seaport.

Trinity Bay State High School Trinity Bay State High is a co-educational high school in Manunda, Queensland, Australia. In 2015, it had an enrolment of about 1650 students across year levels 7 to 12. The school draws from the surrounding “three M” suburbs of Cairns ( Man ...

is a school located in Cairns.

References

Landforms of Far North Queensland Cairns, Queensland Bays of Queensland Bodies of water of the Coral Sea {{FarNorthQueensland-geo-stub