Sentences with phrase «juvenile fish up»

Not exact matches

The reserves make up just 28 per cent of the area studied, but the team calculated that about half of all juvenile fish were spawned in them.

If the polar cod population in the Barents Sea actually does shrink, the juvenile fish under the ice of the Eastern Arctic could become even more important — especially in order to make up for losses elsewhere.

Obtaining juveniles will result in some relatively non-spectacular fish that will not sell until they color - up.

I have opened up canister filters to find live juvenile fish, gravel, plant matter, fragments of filter material and, of course, bits and pieces of dead fish.

While the vast numbers of fish you will see outside the reef are missing, it more than makes up for it with a variety of juvenile fishes and hard and soft corals.

Chasbo's Corner was beautiful, and while I warmed up in sun and sweatshirt, Hugh and one of the British couples showed Dory around the rest of the reef, pointing out various juvenile fish, the black coral, some Pedersen's cleaning shrimp, an anemone, a crinoid.

For example, reductions in seasonal sea ice cover and higher surface temperatures may open up new habitat in polar regions for some important fish species, such as cod, herring, and pollock.128 However, continued presence of cold bottom - water temperatures on the Alaskan continental shelf could limit northward migration into the northern Bering Sea and Chukchi Sea off northwestern Alaska.129, 130 In addition, warming may cause reductions in the abundance of some species, such as pollock, in their current ranges in the Bering Sea131and reduce the health of juvenile sockeye salmon, potentially resulting in decreased overwinter survival.132 If ocean warming continues, it is unlikely that current fishing pressure on pollock can be sustained.133 Higher temperatures are also likely to increase the frequency of early Chinook salmon migrations, making management of the fishery by multiple user groups more challenging.134