Janko.at indicates that the author of the earliest known Anglers puzzle is Lázló Mérö, in 1999.
Puzzle and Goal
An unsolved puzzle consists of a rectangular grid. Several cells contain white circles (or fish). Along the edge of the square are some numbers.
The goal is to connect the numbers on the edge to the fish in the grid using paths going through orthogonally neighboring cells.
The solved grid must satisfy the following conditions: