1. The significance of alien species to insect conservation 1.1 Introduction: alien species in insect conservation 1.2 Semantics and understanding 1.3 References 2. The diversity and impacts of alien species 2.1 Introduction: the diversity of alien species 2.2 Alien species in invaded ecosystems 2.

3 References 3. The stages of invasion 3.1 Introduction: becoming an invasive alien species 3.2 The invasion sequence 3.3 References 4. The ecological and evolutionary consequences of alien invasive species 4.1 Introduction: new associations and new impacts 4.2 Novel trophic associations 4.

3 Wider ecological impacts 4.4 Ecological traps 4.5 Ecological specialisation 4.6 Functional equivalence 4.7 Clarifying and defining impacts 4.8 References 5. Alien plants and insect conservation 5.1 Introduction 5.

2 Environmental weeds 5.3 Alien plants as hosts for native insect herbivores 5.4 Enemy release 5.5 Host plant shifts 5.6 References 6. Alien insects and insect conservation 6.1 Introduction 6.2 Generalist predators 6.

3 Classical biological control 6.4 Neoclassical biological control 6.5 New association biological control 6.6 Conservation biological control 6.7 Some major taxonomic focal groups 6.8 References 7. Other alien invertebrates 7.1 Introduction: an overview 7.

2 References 8. Alien vertebrates and insect conservation 8.1 Introduction: an overview 8.2 References 9. Countering impacts of alien species 9.1 Introduction: assessing management need 9.2 Eradication 9.3 References 10.

Invasions and insect conservation 10.1 Introduction: insects in the Anthropocene 10.2 Climate change 10.3 Moving insects deliberately 10.4 Information 10.5 Concluding comment 10.6 References.