length at first maturity

length at first maturity
length at which 50% of the individuals of a given sex are considered to be reproductively mature. Usually based on females and estimated by fitting a logistic curve to the relationships between proportion mature and length. Abbreviated as L50. Also called length at sexual maturity

Dictionary of ichthyology. 2009.

Игры ⚽ Поможем написать реферат

Look at other dictionaries:

  • length at sexual maturity — length at first maturity …   Dictionary of ichthyology

  • size-at-first-maturity — length or weight at maturity. Maturity is defined as minimal size attained at maturity or the size at which 50% of the fish at that size are mature …   Dictionary of ichthyology

  • size-at-first-maturity — Length or weight of the fish when it attains maturity …   Fisheries — dictionary

  • maturity — The period during which a futures contract can be settled by delivery of the actuals; i.e., the period between the first notice day and the last trading day. Also, the due date for financial instruments. The CENTER ONLINE Futures Glossary For a… …   Financial and business terms

  • James Monroe: First Inaugural Address — ▪ Primary Source       Tuesday, March 4, 1817       I should be destitute of feeling if I was not deeply affected by the strong proof which my fellow citizens have given me of their confidence in calling me to the high office whose functions I am …   Universalium

  • L50 — length at first maturity (length at which 50% of the individuals of a given sex are considered to be reproductively mature. Usually based on females and estimated by fitting a logistic curve to the relationships between proportion mature and… …   Dictionary of ichthyology

  • clupeiform — ▪ fish Introduction       any member of the superorder Clupeomorpha, a group of bony fishes (bony fish) with one living order, the Clupeiformes, that contains some of the world s most numerous and economically important fishes (fish). The order… …   Universalium

  • chondrichthian — /kon drik thee euhn/, n. any member of the class Chondrichthyes, comprising the cartilaginous fishes. [ < NL, equiv. to chondr CHONDR + Gk ichthýes (pl.) fish] * * * ▪ fish class Introduction class name  Chondrichthyes,  or  Selachii    any… …   Universalium

  • biblical literature — Introduction       four bodies of written works: the Old Testament writings according to the Hebrew canon; intertestamental works, including the Old Testament Apocrypha; the New Testament writings; and the New Testament Apocrypha.       The Old… …   Universalium

  • Schubert's last sonatas — The three piano sonatas numbered 958 through 960 in Deutsch s catalogue of Franz Schubert s complete works, are the composer s last major compositions for the piano, often referred to in short simply as Schubert s last sonatas. They were written… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”