water boatman

The water boatman, on the other hand, has receptors in the lower part of its eye tuned to polarised light.

Water boatman, as a type of insect, can mean:

The hind legs are covered with hairs and shaped like oars, hence the name "water boatman".

They are not related to Notonecta glauca, the water boatman or back swimmer.

Corixa praeusta (a Water Boatman)

Callicorixa praeusta is a species of Corixidae or water boatman, in the order Hemiptera.

The lesser water boatman (Corixa punctata) is a water-dwelling insect of the order Hemiptera.

They are similar to Notonecta glauca, the water boatman or back swimmer by appearance, although these lesser waterboatman are herbivores and swim on their fronts.

It has been found to kill blue-tailed damselfly nymphs, water hoglice, water boatman, fish leeches as well as small fish and the eggs of other vertebrates.

The pumping station was featured in an episode of The Water Boatman presented by Alan Herd on the Discovery Shed TV channel in November 2011.

Another common pond insect, the water boatman or backswimmer, lies just below the surface of the water and senses the ripples created by prey through special organs in the first segments of the legs.

In nature, this method is used by some aquatic insects (such as water boatman, Notonecta) and spiders (such as Dolomedes triton) to breathe underwater without the need for a gill.

Gyrinal is an organic chemical compound - an unsaturated ketoaldehyde - with the formula CHO, obtained from the whirligig beetle (the water boatman, Gyrinus natator).

SONG OF THE WATER BOATMAN: And Other Pond Poems.

This was due to a visit he paid to a pool of water downstream from the cave where St. Rosalia's remains were found, where he developed ideas based on observations of water boatman.

The name Corixa comes from the true bug (Insecta: Hemiptera: Heteroptera) genus Corixa (family Corixidae, Water boatman), described by Geoffroy, in 1762.

One reason for the plentiful fish might be the large abundance of aquatic invertebrates - including dragonfly larvae, water boatman, great diving beetles (and larvae), pond skaters, water scorpions and silver diving beetles.

Members of the Corixidae are known in the United States as water boatmen, a term that is sometimes used in the United Kingdom for Notonecta glauca, a bug of a different family, Notonectidae, and Corixa punctata is the "lesser water boatman".