Sentences with phrase «juvenile fish from»

Later, they sampled juvenile fish from 19 locations in the region and checked if they were offspring from the protected areas.

Not exact matches

Environmental water delivery to the Great Darling Anabranch (from the Commonwealth and New South Wales Office of Environment and Heritage) commenced in mid-February 2017, aiming to support juvenile native fish (such as golden perch) to disperse from Lake Cawndilla into the Murray.

* Recruitment describes a species» (like native fish, frogs and turtles) survival through all life stages, from spawning, juvenile to adulthood.

A biologist from the National Oceanic and Atmospheric Administration is working on a project to tag juvenile chinook salmon at Big Creek with microchips that are scanned like supermarket bar codes when the little fish pass detectors in the stream.

They said that juvenile tilapia fish used for fish farming must come from disease - free hatcheries.

Using tags surgically implanted into thousands of juvenile salmon, UBC researchers have discovered that many fish die within the first few days of migration from their birthplace to the ocean.

Salt marshes perform a long list of ecological services: they buffer coastal erosion; filter runoff; reduce the risk of flooding; provide habitat for juvenile fish, crabs and shrimp; and store excess carbon, keeping it from re-entering Earth's atmosphere.

They found 17 - 25 per cent of all juveniles collected in the managed area were from this particular group of parent fish, as were 6 - 17 per cent of all juvenile groupers caught in four neighbouring fishery areas.

Studies of variability in marine fish recruitment and redistribution, from larval transport through juvenile settlement and adult ranging and migration.

That's right — these air - driven filters are perfect for small tanks used to raise juvenile fish and house specimens recuperating from disease or injury.

Apart from the mantas we saw a few giant frogfish, cuttlefish, giant trevally, juvenile silver sweetlip, turtles, bamboo sharks and many other big and small reef fish in every color of the rainbow.

This large - scale agglomeration of juvenile fish species is the main reason why migrating whale sharks visit the area every year, rising from the depths to feed on this abundance of food.

Moore Reef - Located 55 km offshore from Cairns, Moore Reef seems to act as a nursery for the surrounding nearby Great Barrier Reef area with juvenile fish finding shelter in an assortment of rock formations.

A coral wall slopes down gradually from about 25 to 80 feet / 8 -24 mt. Sightings here could include lobsters, barracudas, lizardfish, Nassau grouper, angel fish, furry sea cucumber and lots of other juvenile reef fish.

Rising from the depths to feed on spawning fish and juvenile marine fauna, whale sharks are the largest fish in the ocean but pose no risk to humans.

The reefs are caked with soft and hard corals and are home to a rainbow of reef fish with everything from wrasse to juvenile emperor angel fish.

Dr. Mark A. Hixon, Professor of Zoology, and a team of graduate and undergraduate students from Oregon State University have demonstrated that a single lionfish can reduce the population of juvenile fish on small coral reefs by 80 percent in just five weeks.