CR

Tembeassu marauna

Unknown

Overview

Tembeassu marauna is a critically endangered bee species endemic to Brazil, belonging to the stingless bee genus Tembeassu. This species is part of the Meliponini tribe, which comprises important native pollinators throughout the Neotropical region. Tembeassu marauna is distinguished by its specialized nesting behavior and ecological requirements within Brazil's diverse ecosystems.

Like other stingless bees, this species plays a crucial role in pollinating native flora and maintaining ecosystem balance. The species faces severe threats from habitat destruction, particularly deforestation and land conversion for agriculture and urban development. Climate change poses additional challenges by altering the distribution and availability of suitable nesting sites and floral resources.

The fragmentation of natural habitats has isolated populations, reducing genetic diversity and limiting the species' ability to adapt to environmental changes. Agricultural intensification and the widespread use of pesticides further compound these threats by directly affecting bee health and reducing available food sources. Conservation efforts for Tembeassu marauna are limited but include habitat protection initiatives and research programs focused on understanding the species' ecological requirements.

Some local conservation organizations work to preserve native vegetation and promote sustainable land use practices in areas where the species occurs. Captive breeding programs and nest management techniques are being explored as potential conservation tools, though implementation remains challenging due to the species' specific habitat requirements and limited knowledge of its biology.

Tembeassu marauna faces severe threats from habitat destruction caused by deforestation and agricultural expansion throughout its Brazilian range. Pesticide use and climate change further endanger the species by reducing food sources and altering suitable nesting conditions. Population fragmentation has isolated remaining groups, limiting genetic diversity and reproductive success.

Threat summary

Habitat

Tembeassu marauna inhabits native Brazilian ecosystems where it constructs nests in tree cavities and other natural structures. The species requires areas with diverse native flowering plants that provide nectar and pollen resources throughout the year.

FRESHWATER· major

Frequently asked questions

Why is Tembeassu marauna classified as Critically Endangered?
Tembeassu marauna is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Tembeassu marauna faces severe threats from habitat destruction caused by deforestation and agricultural expansion throughout its Brazilian range. Pesticide use and climate change further endanger the species by reducing food sources and altering suitable nesting conditions. Population fragmentation has isolated remaining groups, limiting genetic diversity and reproductive success.
Where does Tembeassu marauna live?
Tembeassu marauna occurs in Brazil. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Tembeassu marauna?
The main threats to Tembeassu marauna are habitat loss and human disturbance. The full IUCN-classified threat record for this species is detailed on the species page.

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