Survival strategies of chironomids (Diptera: Chironomidae) living in temporary habitats: a review

Autor: Jan FROUZ, Josef MATĚNA, Arshad ALI
Jazyk: angličtina
Rok vydání: 2003
Předmět:
Zdroj: European Journal of Entomology, Vol 100, Iss 4, Pp 459-465 (2003)
Druh dokumentu: article
ISSN: 1210-5759
1802-8829
DOI: 10.14411/eje.2003.069
Popis: Many species of chironomids undergo their immature development in habitats that rapidly change in suitability, such as rain pools, phytotelmata, freshly filled ponds or soil layers that seasonally dry out. Strategies for the utilization of these habitats can be divided into two groups: i) physiological or behavioral adaptations of larvae, which enable them to survive unsuitable conditions (in situ resistance) or ii) repeated recolonization of temporarily suitable habitats. In situ resistance, includes desiccation or frost resistance, often in combination with cocoon building and migration of larvae into the sediment. Generally, the species that use the recolonization strategy tend to be better at migration and have a higher fertility and shorter development. Recolonization may include only temporary habitats or temporary habitats and some more stable habitats as well.
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