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(12) Kobayashi, D. 2004. Unpubl. research towards the document on Pac. Isl. Seafood. Sci. Penny., Natl. Mar. Seafood. Serv., 2570 Dole Road, Honolulu, Hello 96822-2396.

The consequences from intercourse and you will day on variables were together with checked out

(14) Uchiyama, J. H., and you may R. A. Skillman. Unpubl. research for the file at Pac. Isl. Seafood. Sci. Cent., Natl. Mar. Fish. Serv., 2570 Dole Street, Honolulu, Hello 96822-2396.

One another dolphinfish and you will wahoo end up in the brand new kinds cutting-edge regarding Pelagic Administration Equipment Kinds for the West Pacific Regional Fishery Government Council (NMFS, 2001), in which they show an essential element of the economic landings. Weight-length relationships also are useful for changing metrics from inside the tag and recapture studies plus databases without having sometimes metric, as well as can be used to suggest human body reputation or robustness off fish inside an inventory (Ce Cren, 1951). This study to your dolphinfish and you may wahoo landed from the Honolulu seafood public auction throughout the 1988-89 relates to W-L predictor variables predicated on a great deal of measurements coating a broad proportions variety.

Oxenford and you can Hunte (1986b) plotted and you can visually compared the fresh W-L relationships of dolphinfish out-of New york (Flower and you will Hassler, 1968), Fl (Beardsley, 1967), and you can Barbados (the studies) and discovered absolutely nothing difference in the newest W-L dating of these locations in the western and central Atlantic

Male dolphinfish achieve larger sizes than females. The largest male during the sampling period measured 149 cm, whereas the largest female measured 137 cm. In the initial data examination consisting of 2,495 paired measurements, 13 observations were identified as outliers and deleted from all further analyses. Using data trimmed to a range of 65-137 cm FL, the differences in W-L parameters based on sex for dolphinfish were both significant (coefficient: p <0.01 and exponent: p <0.01; Table 1). Females and males were separately grouped by month of landing; data were trimmed to only include fish in the 90-135 cm FL range, and then analyzed by GLM. Other than March and April, most months covered about 90% or more of the trimmed length range. Month as a categorical factor was significant for both females (p < 0.05; Table 2) and males (p < 0.01; Table 3).

Previous studies have dealt temporarily having free Biker Sites online dating intimate dimorphism from dolphinfish. Particular have plotted the newest W-L dating independently for males and ladies (Beardsley, 1967; Flower and Hassler, 1968; Chatterji and you will Ansari, 1985; and you may Oxenford and you may Hunte, 1986b) otherwise offered independent equations for men and you may females (Lasso and you will Zapata, 1999; Massuti ainsi que al., 1999) instead of delivering an analytical excuse towards the breakup. Wang (1979) tabulated the fresh imply W-L by themselves for men and you may females. Schuck (1951) and you will Beardsley (1967) simply asserted that the latest imply W-L for men is actually more than female. This research mathematically checked-out the difference in the W-L coefficients of men and women dolphinfish (Dining table step 1) therefore the empirical difference in predict imply W-L can be viewed from inside the Profile 5. Bannister (1976) visually opposed plots of W-L relationships away from dolphinfish trapped regarding Mediterranean that have those trapped away from New york regarding the west Atlantic (Flower and Hassler, 1968). Estimated parameters and other statistical research having record-linearized W-L matchmaking out-of Hawaiian dolphinfish are offered therefore other people can mathematically evaluate W-L coefficients of dolphinfish from other elements and especially other areas of Pacific Basin (Table cuatro).

Matsumoto (1967) discovered 38 wahoo larvae and you will juveniles when you look at the 1,643 examples from oblique plankton tows collected on unlock ocean, very a restricted quantity of spawning might can be found overseas. Yet not, a relocate to nearshore oceans in-may to possess spawning regarding june was consistent with the boost in standing and you will connect costs from the nearshore fisheries. A diagnosis today started from geographical patterns and progressing off highest hook rate parts went to because of the Their state-depending longline fleet suggests that the best variety portion to possess wahoo in this list of brand new collection try southwest of one’s isles seasons bullet however, spread northward on coastal financial institutions marketed more step one,200 mi. in summer. (12)

Arocha, F., L. A beneficial. Marcano, A great. Larez, D. Altuve, and you will J. Alio. 1999. The fresh fishery, demographic size build and you will oocyte growth of dolphinfish, Coryphaena hippurus, from inside the Venezuela and you may surrounding oceans. Sci. Mar. 63(3-4):401-409.

Oxenford, H. A great. 1999. Biology of dolphinlish (Coryphaena hippurus) in the western central Atlantic: a review. Sci. Mar. 63(3-4):277-301.

(11) Shooting, J., R. Hocke, and R. Brainard. 2004. Skin velocity and you will profiling drifters tune possible larval routes in Northwestern Island destinations. Poster presentation in the Northwestern Island destinations Third Medical Symposium, 2-, Their state Seminar Center, Honolulu.