نتایج جستجو برای: caddisflies
تعداد نتایج: 210 فیلتر نتایج به سال:
This review of the status Australian caddisflies focuses on publications from 1982 to 2022. Information is provided new species described in that period, keys, descriptions both adults and larvae, distribution families genera states/regions Northern Territory. Australia’s caddisfly fauna now totals 27 families, 111 868 species, with 97.9% endemic Australia (only 19 are known outside Australia, ...
1. Factors explaining the end of diapause include environmental conditions such as daily photoperiod, temperature and humidity. However, because all these factors are almost constant inside deep caves, they would hardly affect diapause termination in many animal taxa that use such habitats in which to aestivate or hibernate (such as bats and some insects, snakes or frogs). 2. An innate biologic...
One of the most important defenses for the eggs of ovipositing female organisms is to avoid being laid in the same habitat as their predators. However, for most organisms, completely avoiding an offspring's predators is not possible. One mechanism that has been largely overlooked is for females to partition an oviposition site into microhabitats that differ in quality for offspring survival. We...
Invertebrates living in streams where predatory fish are present are often able to detect them through waterborne chemical cues and respond with behavioural changes that lower predation risk. We hypothesised that behavioural responses to a predatory fish (brown trout, Salmo trutta) would be stronger in grazing mayflies (Baetis sp. and Epeorus sp.) than in detritivorous caddisflies (Potamophylax...
1. Organisms that physically modify or create habitat ( ecosystem engineers ) can have a profound influence on community and ecosystem dynamics. 2. Here evidence is presented that one of the most abundant and widely distributed lotic insects could act as an ecosystem engineer in streams by increasing the stability of benthic substrates during flooding. 3. Natural densities of larval net spinnin...
Data on the degree of knowledge different groups aquatic invertebrates northern slopes Central Caucasus are given. It is shown that best known mayflies, stoneflies, odonates and caddisflies. Other have been studied to a much smaller degree. The estimated number species in study area several hundreds. Secondary insect groups, such as those order Diptera, most speciose. various presented. dragonf...
The Trichoptera (caddisflies) is a holometabolous insect order with 14,300 described species forming the second most species-rich monophyletic group of animals in freshwater. Hitherto, there is no mitochondrial genome reported of this order. Herein, we describe the complete mitochondrial (mt) genome of a caddisfly species, Eubasilissa regina (McLachlan, 1871). A phylogenomic analysis was carrie...
background: caddisflies have significant roles in freshwater ecosystems. morphological identification is the major impediment in accurate species identification of hydropsychids. mitochondrial and nuclear markers are suitable for molecular systematics of these group of arthropods. methods: trichopteran specimens of lavasan district in northeastern tehran, iran were collected in 2012, and descr...
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