Galapagos Fish Species HomeFish Species Striped Marlin The most plentiful marlin in the Galapagos Islands averages 150 to close to 300 pounds. November to June tend to be peak months but these billfish can be found all year in the Galapagos Islands. San Cristobal Island offers the most options and areas to fish for striped marlin. Blue Marlin One of the ultimate and largest of gamefish that can surpass the magical 1000 pound mark. Blue marlin tend to peak December to May when water is warmest in the Galapagos Islands. Isabela Island offers the best shots at giant marlin. Black Marlin The rarest of the Pacific Ocean marlin species is found throughout the Galapagos Islands. San Cristobal Island has black marlin 300 to 800 pounds caught every year from December to May. Isabela Island is a good option for possible shots at the largest of black marlin in the Galapagos Islands from January to May. Bigeye Tuna Strong, agile and can grow up to 400 pounds bigeye tuna are found throughout the Galapagos Islands year round. Peak months for larger bigeye are January to April. Yellowfin Tuna Yellowfin tuna are the most common of the larger tuna species in the Galapagos Islands. Most fish average 15 to 100 pounds and can be caught both out of San Cristobal and Isabela Island. They are found year round with topwater fishing peaking January to June. Wahoo Wahoo are widespread and caught nearshore, on the reefs, shallow banks and all around the Galapagos Islands. San Cristobal Island is host to some of the best wahoo fishing year round in the Galapagos Islands. Wahoo are found all months of the year with January to June peaking.
