South American Fire Ant vs Spotted Sedge

Side-by-side species comparison

Attribute South American Fire Ant Spotted Sedge
Scientific Name Solenopsis saevissima Hydropsyche siltalai
Order Hymenoptera Trichoptera
Family Formicidae Hydropsychidae
Size 2-6 mm 10-14 mm
Habitat Rivers & Streams Rivers & Streams
Diet Seed Feeders Omnivores
Regions Brazil, Argentina, Paraguay, Uruguay Europe
Conservation Least Concern Least Concern

South American Fire Ant

An aggressive reddish-brown fire ant native to South America with a painful venomous sting. Colonies form conspicuous mound nests in open areas.

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Did You Know?

During floods, entire colonies link together into living rafts that float for weeks until finding dry ground.

Spotted Sedge

A net-spinning caddisfly that constructs silken capture nets in fast-flowing water to filter food from the current. Adults have spotted brown wings.

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Did You Know?

Net-spinning caddisfly larvae are such effective filter feeders that they can remove significant amounts of fine particles from stream water.