Примеры использования Thousand hooks на Английском языке и их переводы на Русский язык
{-}
-
Official
-
Colloquial
Observed seabird mortality(includes injured birds)1 birds/thousand hooks.
This compared to 0.005 birds/thousand hooks for night sets with streamer lines.
The corresponding incidental mortality rates were 0.0650 and0.0798 birds/thousand hooks.
The overall catch rate was 0.003 birds/thousand hooks compared to zero for the previous year Table 6.3.
Catch rates have varied by season and area andranged from 0.026 to 0.312 birds/thousand hooks.
The overall catch rate was 0.0003 birds/thousand hooks compared to 0.0015 for the previous year Table 6.3.
Fishing trips were observed with an average catch rate of 0.09 birds/thousand hooks during the period.
The overall catch rate was 0.0015 birds/thousand hooks compared to 0.002 in the two previous years Table 6.3.
A total of 9 696 196 hooks was observedduring this period and 710 seabird mortalities(0.07 birds/thousand hooks) were reported.
She further noted that the CPUE data normalised to thousand hooks would be more suitable for use in the CPUE analogy method.
For the 20 cruises in Subarea 58.6, the observed incidental mortality of 61 birds converts to an estimated mortality of 242 birds 0.049 birds/thousand hooks.
By-catch rates on Japanese vessels were 2.64 birds/thousand hooks; failure to use streamer lines was reported paragraphs 7.143 to 7.146.
In earlier years(1997 to 2001) extrapolated mortalities and rates ranged between 834-156 birds and0.52-0.018 birds/thousand hooks respectively.
Table 5: Total estimated seabird by-catch andbycatch rate(birds/thousand hooks) in longline fisheries in Subarea 58.6 and Division 58.5.1 within the French EEZs in 2006/07.
Birds/thousand hooks specified in the Australian‘Threat Abatement Plan for the incidental catch(or by-catch) of seabirds during oceanic longline fishing operations' Environment Australia, 1998.
The resulting median and 95% confidence intervals for seabird incidental mortality rates(birds/thousand hooks) for the unregulated fishery are shown below.
Seabird by-catch using the funnel(0.002 birds/thousand hooks) was markedly less than when not using the funnel(0.017), and the difference is significant despite the small sample size X2 5.95, df 1, P< 0.05.
The resulting median and 95% confidence intervals for seabird incidental mortality rates(birds/thousand hooks) for the unregulated fishery are shown below.
She noted that CPUE values of higher than 100 fish/thousand hooks constitute only a very small proportion of all available longline sets from exploratory fisheries and closed areas while they comprise 4 out of the 18 longline sets obtained during the 2015 survey in SSRUs 882A-B.
If these data are excluded,the overall daytime catch rate would be 0.03 birds/thousand hooks and the combined overall value 0.01 birds/thousand hooks.
Incidental seabird catch rates for single streamer lines were 0.72 birds/thousand hooks, for paired lines 0.18 birds/thousand hooks and 0.02 birds/thousand hooks for triple streamer lines, although sample sizes were small for some of the trials, and some elements of the streamer lines used were different from the specifications which apply in Conservation Measure 29/XIX.
This was due to the large difference in mortality rates of albatrosses andgiant petrels during the day(0.031 birds/ thousand hooks) compared to the night 0.004 birds/thousand hooks.
The catch rates for Subareas 58.6 and 58.7 was 0.15 and0.54 birds/thousand hooks for night and day setting respectively(Table 46) and 0.19 birds/thousand hooks overall.
Nevertheless, there appeared to be some consistency between taxa associations,for instance triggers with high numbers per thousand hooks generally comprised stylasterids and basket stars.
By-catch rates for South African fisheries were 0.2 and0.04 birds/thousand hooks in the pelagic and demersal longline fishery respectively, totalling an average of 500 seabirds killed per year.
Four measures of effort are reported:‘fishing days' applies to all fisheries and represents the total number of days during which fishing occurred;‘fishing hours' applies to trawl and seine fisheries andrepresents the total number of hours during which the gear was fishing;‘thousand hooks' applies to longline fisheries and represents the total number of hooks set; and‘pot hauls' applies to pot(trap) fisheries and represents the total number of pots hauled lifted.
Table 6: Total estimated seabird by-catch andby-catch rate(birds/thousand hooks) in longline fisheries in Subarea 58.6 and Division 58.5.1 within the French EEZ from 2000 to 2007.
Namibian longline fisheries were estimated to kill approximately 0.07 birds/thousand hooks in the pelagic longline fishery and 0.3 birds/thousand hooks in the demersal longline fishery.
The night rate was about 31% of the level of the previous season(0.49 birds/thousand hooks); however, the day rate was similar to that of the previous season 0.58 birds/thousand hooks.
By-catch rates are currently lower for the Spanish system vessel(0.275 birds/thousand hooks, based on 413 hooks observed) than for the autoline vessels 0.684 birds/thousand hooks, based on 12 595 hooks observed.