Aphid identification

Of the 600-odd species of aphids in Britain, very few are pests but, until recently, identifying them was a specialist job.

Our on-line pages on photo-identification cover more than 100 aphid genera, and over 300 species. read more...

Biological control of aphids
[series under development]

Given the explosive reproductive potential of some aphids, natural predators and parasites are crucially important. such as...

Some are used for 'classical' biological control. such as...

Vector identification

Blood-sucking haematophagous arthropods such as ticks, biting midges, mosquitoes and tabanids transmit disease to humans and livestock.

Our on-line pages cover photo-identification of the main genera, and some species. read more...

Human, livestock, ecosystem health

Epidemics and invasive pests, like bad stats or bad science, can have real bad effects.

We provide on-line critiques about the detrimental effects of poor science in major medical, veterinary and environmental issues. read more...

Wrong stats can have horrifying results

^{Image copyright Aletia}

Few biologists understand the assumptions or properties of statistical procedures: read more...

Hence biology papers are riddled with serious stats errors. read more...

A statistical toolkit with worked examples + R code

^{Image copyright Kitty}

How to pages: From design to t-tests to linear models read more...

How to explore stats using R. (It is powerful & free.) read more...