The resulting
larvae swim to the bottom and attach themselves to hard surfaces.
Pumice rafting is a faster method of colonizing than the slow, step - by - step process previously assumed to predominate, in which coral
larvae swim out from one reef into a nearby area, he said.
«Marine invertebrate
larvae swim in a complex fluid environment, and their responses to hydromechanical signals during their planktonic and near - settlement stages have significant implications for transport, survival and recruitment,» said Chan.
The researchers looked at activity levels of 6 dpf
larvae swimming in visible light in a DanioVision Observation Chamber.
After the beak of the mosquito is pulled out, the heartworm
larva swim down the hole into the area under the skin (subcutaneous tissue) on the new host.
Not exact matches
The tiny
swimming larvae of these sea creatures, also known as moss animals, may live up to a week, long enough to settle in to a new habitat.
Once they have matured from
larvae to fry, the fish leave the streams where they hatched and
swim to the open ocean.
They might have clung to free - floating algae beds or
swimming cephalopods, either of which could have carried them far away from where they formed as
larvae.
G.W.'s Davis is part of a project researching the disease schistosomiasis (a.k.a. snail fever or swimmer's itch), a blood parasite transmitted to humans by snails; people can get it by
swimming or wading in contaminated fresh water when infected snails release
larvae that can penetrate the skin.
Once a year, the polyps reproduce sexually, producing
larvae that drift and
swim until they settle somewhere advantageous for a new colony.
«The hatcheries call it «lazy
larvae syndrome» because these tiny oysters just sink in the water and stop
swimming,» Waldbusser says.
Using particle image velocimetry to quantify and subtract local flow, the researchers then tested the hypothesis that
larvae respond to turbulence by increasing
swimming speed, and that the increase varies with ontogeny.
Larval
swimming behaviors in response to various chemical, biological and physical cues have important implications for the adult populations, but to date, most studies on
larvae - flow interactions have focused on competent
larvae near settlement.
«Secondly, the
larvae transition from the water column to undergo metamorphosis and settle on to the reef, after which time they can no longer
swim.
Jellyfish
larvae typically morph into anchored polyps, shown here, before they mature into free -
swimming medusa.
Each tiny, free -
swimming larva — also known as a planula — heads off and installs itself on a rock, which is carefully selected to allow it to hang head - down in the shade, and develops into a polyp.
Ordinarily, jellyfish are born from eggs and grow into
larvae, which morph into polyps before becoming free -
swimming medusa.
The animals are known for their colossal mouths, which are nearly five - feet in diameter and siphon plankton, small fish, and
larvae as they
swim through the ocean.
During the course, students collect zebrafish embryos and watch them develop from single cells to
swimming larvae complete with beating hearts and distinct pigmentation.
«We know that the
larvae of certain crustaceans can use their antennae to both
swim and gather food.
This could give rise to a haddock population that survives the
larva stage, but have small deficiencies that could make the individuals
swim slower.
By day five, young
larvae are able to feed and
swim, and within three months they are ready to reproduce.
Using EthoVision XT, they found that the total
swimming distance was suppressed in treated
larvae in a dose - dependent manner.
In zebrafish studies, the light - sensitive receptor protein halorhodopsin (NpHR) has successfully been used to inhibit
swimming behavior in zebrafish
larvae (Arrenberg, et al., 2009).
Coral settling is the process in which a free -
swimming, bowling pin - shaped coral
larva metamorphoses into a single polyp baby coral.
Before I knew anything about caddisfly
larvae, I found some while
swimming in a stream in the Sierra Nevada mountains.
Your essay shifts the focus from the presumably honest researchers who are presenting findings on how AGW can be seen in their otherwise obscure field (insect
larvae development, frog vocalizations,
swimming patterns of left - finned narwhal whales, whatever), to the folks who are using the situation for their personal or political gain.