Sentence examples for types of seals from inspiring English sources

Some animals, including types of seals and sea cows, have been exterminated, and many others survive in greatly reduced numbers.

From December through May, the waters around the New York area get an influx of four major types of seals -- harbor, harp, gray and hooded seals.

Wildlife experts say sea lions and sea otters have occasionally been seen forcing themselves on other types of seals and killing them.

There are two types of seals: the earless, or true, seals (family Phocidae); and the eared seals (family Otariidae), which comprise the sea lions and fur seals.

As one of the most abundant types of seals, they are not currently threatened, although Dr. Johnston and his colleagues plan to keep monitoring the populations to see how continuing changes in climate take their toll.

Shaft seal requirements and two common types of seals, packed stuffing boxes and simple mechanical seals, are described in this chapter.

In the Aegean, various types of stamp seals were used throughout the 2nd and much of the 1st millennium bc, until in Hellenistic and Roman times the signet ring became dominant.

It was found that the two types of sealing stents do not damage a healthy neck artery.

Two different types of turbulent flow excitation and two different types of sealing systems used as supports of the plate were investigated.

As a result of the analysis it was concluded the high levels of synchronous vibration are caused by thermally induced bow because of rub in the new type of seals installed in generator casing.

Check your owner's manual to see if your hot tub has these older type of seals.