Sentence examples for decrease in fish from inspiring English sources

Besides, decrease in fish population and contamination of marine ecosystems with chemicals, heavy metals, and so forth are other factors that hamper the use of fish oil for PUFA production.

"We were surprised to see such a large decrease in fish size," says the study's lead author William Cheung.

Data gathered during the health studies demonstrated a decrease in fish consumption among pregnant women (Fitzgerald et al. 1995, 2004) and Mohawk men (Fitzgerald et al. 1999).

In contrast to Degerman et al., they found a decrease in fish species that shared prey with the crayfish, while piscivorous fish showed no such reactions.

Exposure to Cd or Zn alone did not elicit any significant effect on reproductive output (cumulative egg production) relative to the control, however exposure to Cd and Zn in mixture resulted in a ~50% decrease in fish fecundity.

Because of requirements that reduced power plant and incinerator emissions, the levels of mercury found in larger animals decreased as well: approximately a 60% decrease in fish and a 70% decrease in birds, though some levels still remain a health concern for people.

In the current study, nitrogen retention extremely decreased in fish fed the EAAD and PF diets (P < 0.05).

All somatic indices, including the K, HSI, VSI, and IPF significantly decreased in fish fed the EAAD and PF diets (P < 0.05).

Digestive pancreatic enzyme activities including trypsin, lipase, α-amylase, and carboxypeptidase A significantly decreased in fish fed EAAD and PF diets.

Stress stimuli also increased plasma glucose levels, which were not affected by PAHs in acute stressed fish but decreased in fish exposed to prolonged stress.

Locomotor behaviours were quantified using video tracking software and the proportion of time spent swimming at high speed (>20 cm s−1) was significantly decreased in fish exposed to TiO2 NPs, compared to controls, but not fish exposed to bulk TiO2.