There are a wide variety of known embryo predators, including crayfish (Johnson and others 2003), diving beetles (Magnusson and Hero 1991; Johnson and others 2003),
caddisfly larvae (Richter 2000), wasps (Warkentin 2000), fish (Ortubay and others 2006), tadpoles (Magnusson and Hero 1991; Petranka and Thomas 1995), snakes (Warkentin 1995), water molds (Blaustein and others 1994; Gomez-Mestre and others 2006), and leeches (Laurila and others 2002).
Caddisfly (Trichoptera) larvae had not previously been reported in the diet of black carp but had the highest incidence of any insect group (15.6%).
Until now, this research had been species- and/ or geography-specific--a study of
caddisfly declines in Croatia, for instance, or carabid beedes in New Zealand.
Photos of it, swimming inside one of the green plants were circulated online. Though the man was not sure about what the creature was, some suggested it to be
caddisfly.
The
caddisfly, a globally common aquatic insect, was among those tested in this study.
"I suspect it's because they're gorging on mayfly nymphs and
caddisfly larvae.
She even tried her hand at pond dipping, catching a host of underwater bugs including
caddisfly larvae, as well as tadpoles, stickleback fish and a variety of water snails.
Our knowledge of
caddisfly life history is incomplete (Celina & Rueda, 2010).
Differentiation and speciation in mountain streams: a case study in the
caddisfly Rhyacophila aquitanica (Trichoptera).
Riek, "The marine
caddisfly family chathamiidae (Trichoptera)," Australian Journal of Entomology, vol.